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The Best Episodes of Phineas and Ferb Season 3

Every episode of Phineas and Ferb Season 3 ranked from best to worst. Discover the Best Episodes of Phineas and Ferb Season 3!

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Episode Rankings

  1. #1 Fan Favorite
    Phineas and Ferb Season 3 Episode 21 - Bullseye!
    8.9/10(481 votes)

    S3:E21

    When Lawrence heads out to attend a speaking engagement on antiques, he unwittingly finds himself participating in the L.O.V.E.M.U.F.F.I.N. Pageant of Evil against Dr. Doofenshmirtz and Rodney. As a special host oversees the proceedings, Perry is tasked with monitoring the situation, but Lawrence gets hit with Rodney's "Make-Everything-Evil-Izer", and is crowned the supreme leader of L.O.V.E.M.U.F.F.I.N. Meanwhile, Candace is determined to bust the boys but doesn't realize that the object she's looking at is not theirs. Across town, the boys are playing a giant game of darts.

    Director:Jay Lender
    Writers:Kaz, Joe Orrantia

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  2. Phineas and Ferb Season 3 Episode 16 - Mommy Can You Hear Me?
    8.8/10(454 votes)

    S3:E16

    After Candace injures her ankle and is told to stay in bed, she drives herself crazy trying to get her Mom's attention in order to bust her brothers. Fortunately, Phineas and Ferb provide her with a box of items to stave off her boredom. However, it ends up being more of a hindrance, until she unknowingly helps the boys warn their cosmonaut friend about a dangerous obstacle approaching them. Meanwhile, Perry interrupts Dr. Doofenshmirtz's Chicken Soup themed escapade.

    Director:Jay Lender
    Writers:Kaz, Joe Orrantia

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  3. Phineas and Ferb Season 3 Episode 11 - Magic Carpet Ride
    8.6/10(425 votes)

    S3:E11

    Inspired by Dad's favorite childhood program, the boys decide to create a magic carpet, and Candace is convinced that fortune cookies will lead her to bust her brothers. Meanwhile, Dr. Doofenshmirtz plans on ruining his brother's art unveiling by using his "Stain-inator" to ruin a mysterious painting, but as it turns out, the painting is Dr. Doofenshmirtz's very own masterpiece that he created when he was a youth back in Gimmelshtump.

    Director:Jay Lender
    Writers:Mike Diederich, Tom Minton

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  4. Phineas and Ferb Season 3 Episode 31 - Phineas and Ferb and the Temple of Juatchadoon
    8.6/10(354 votes)

    S3:E31

    After locating and retrieving the Amulet of Juatchdoon, adventuring archeologist duo Ohio (Phineas) Flynn and Rhode Island (Ferb) Fletcher set off to South America to help Damsel in Distress Isabella find the Lost Temple of Juatchadoon and her missing mother. However, Dr. Doofenshmirtz has other plans for the amulet - to awaken the evil corn colossus to give him the power to destroy the world.

    Director:Jay Lender
    Writers:Mike Diederich, Bernie Petterson

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  5. Phineas and Ferb Season 3 Episode 30 - Excaliferb
    8.5/10(373 votes)

    S3:E30

    During medieval times, Phineas and Ferb (or, Ferb-a-lot) set off on an epic quest to find the legendary sword, Excaliferb, so they can defeat the evil sorcerer, Millifishmirtz.

    Director:Robert Hughes
    Writers:Joe Orrantia, Aliki Theofilopoulos

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  6. Phineas and Ferb Season 3 Episode 15 - A Real Boy
    8.4/10(383 votes)

    S3:E15

    When Dr. Doofenshmirtz thinks Vanessa overhears him say he would rather have a son to do his evil bidding, he feels terrible so he intends to zap her with the "Forget-about-it-Inator." Meanwhile, Norm shares his feelings of wanting to be a real boy with Dr. Doofenshmirtz and decides to play up the "son" role. Back at the Flynn-Fletcher household, Candace has Stacy hypnotize her into ignoring the need to bust her brothers so that she can spend the entire afternoon relaxing with Jeremy, but unfortunately the hypnosis trigger words end up playing right into her date with Jeremy.

    Director:Robert Hughes
    Writers:Antoine Guilbaud, Aliki Theofilopoulos

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  7. Phineas and Ferb Season 3 Episode 59 - What'd I Miss?
    8.3/10(3 votes)

    S3:E59

    Phineas and the gang introduce Ferb and Perry to their newest project - training domesticated squirrels to live in the wild. Meanwhile, Dr. Doofenshmirtz aims to do a better job of seeing through his evil plans now that Agent P is back.

    Director:Robert Hughes
    Writers:John Mathot, Aliki Theofilopoulos

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  8. Phineas and Ferb Season 3 Episode 10 - Candace Disconnected
    8.2/10(363 votes)

    S3:E10

    Candace has no choice but to go to her brothers for help after she loses her phone for the fifth time. Unbeknownst to her, the phone that they invent for her has a voice activated phone transfer app that sends her to Easter Island. Meanwhile, back at Evil Inc., Dr. Doofenshmirtz invents a "Pick 'Em Up-inator" to pick Vanessa up from class, then he finds Sarcastic Norm Head, the Norm head prototype that has an affinity for sarcasm, later Doofenshmirtz and Perry watch an exercise show.

    Director:Robert Hughes
    Writers:Antoine Guilbaud, Aliki Theofilopoulos

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  9. Phineas and Ferb Season 3 Episode 12 - Bad Hair Day
    8.2/10(366 votes)

    S3:E12

    Candace gets a bad haircut and must rely on Phineas and Ferb's hair growing machine to correct it before she attends the Endangered Animal Benefit with Jeremy and his mom. However, when Candace turns up the power, her hair grows much more than expected and she is mistaken for a rare tangerine orangutan. Meanwhile, Dr. Doofenshmirtz is developing his Very, Very 'Bad-inator.'

    Director:Robert Hughes
    Writers:Kim Roberson, Kaz

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  10. Phineas and Ferb Season 3 Episode 17 - Road Trip
    8.2/10(313 votes)

    S3:E17

    On the last day of the Flynn-Fletcher family road trip, Candace thinks she’ll finally have a couple of hours to relax and not worry about busting her brothers. However, Phineas and Ferb decide to build a truck stop diner on top of the RV. Meanwhile, Doofenshmirtz is also doing a road trip, but he’s using a big rig to transport his boom juice across the Tri-State Area.

    Director:Robert Hughes
    Writers:Kim Roberson, Kaz

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  11. Phineas and Ferb Season 3 Episode 18 - Tour de Ferb
    8.2/10(339 votes)

    S3:E18

    Phineas and Ferb enlist the help of cyclist Greg LeMond to help Baljeet compete in a bicycle race. Meanwhile, Doofenshmirtz tries to bring the city to a standstill so he can bid on an auction unopposed.

    Director:Jay Lender
    Writers:Chong Lee, Bernie Petterson

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  12. Phineas and Ferb Season 3 Episode 25 - Lotsa Latkes
    8.2/10(337 votes)

    S3:E25

    Potato gremlins appear all over town when Phineas and Ferb clone a potato chip from Buford and it mixes with his DNA; Doofenshmirtz tries to summon the Spartan army with his historical army retrieve-inator.

    Director:Jay Lender
    Writers:Chong Lee, Mike Milo

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  13. Phineas and Ferb Season 3 Episode 29 - Doof Dynasty
    8.2/10(310 votes)

    S3:E29

    In ancient feudal China, Princess Isabella is part ruler and Master Perry has given up the way of the warrior. After Phineas and Ferb witness Doofus Khan capture the Princess and take her as a prisoner, they track down Master Perry and convince him to teach them his warrior ways so they can rescue Princess Isabella and save China.

    Director:Jay Lender
    Writers:Mike Diederich, Tom Minton

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  14. Phineas and Ferb Season 3 Episode 33 - Gi-Ants
    8.2/10(289 votes)

    S3:E33

    Thinking it would be cool to be part of an ant society, Phineas and Ferb create and infiltrate the Antius Maximus, a massive ant farm filled with giant ants. Suspecting that the boys are up to something, Candace accidentally drenches herself in the ant pheromones and follows them inside. Meanwhile, Doofenshmirtz feels tired and lethargic after eating turkey and decides to create a Turkey-Inator that will create a sleeping epidemic in Danville by turning things into giant irresistible turkeys.

    Director:Robert Hughes
    Writers:Mike Milo, Seth Kearsley

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  15. Phineas and Ferb Season 3 Episode 56 - Where's Perry (2)
    8.2/10(4 votes)

    S3:E56

    Agent P's fate is finally revealed in the action-packed finale of the two-part television special that left Phineas, Ferb and the gang hanging...literally off an unchartered gorge and Candace frantic over a phone call with Jeremy that left their relationship status in limbo. Now, with Agent P nowhere in sight, Dr. Doofenshmirtz and Major Monogram square off against evil Carl who controls a set of familiar-looking robots to take over the OWCA, in one of the biggest battles yet.

    Directors:Jay Lender, Robert Hughes
    Writers:Jon Colton Barry, Kyle Menke, John Mathot, Aliki Theofilopoulos, Edgar Karapetyan, Derek Lee Thompson

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  16. Phineas and Ferb Season 3 Episode 5 - Phineas' Birthday Clip-o-Rama!
    8.1/10(342 votes)

    S3:E5

    It's Phineas' birthday and for the special occasion, Ferb puts together a clip show of the gang's favorite moments. Meanwhile, Agent P has to stop Dr. Doofenshmirtz from using his 'non-inator' to pre-empt his brother's biography from appearing on television.

    Director:Jay Lender
    Writers:Chong Lee, Bernie Petterson

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  17. Phineas and Ferb Season 3 Episode 9 - Misperceived Monotreme
    8.1/10(340 votes)

    S3:E9

    Perry misses his 100th battle against Dr. Doofenshmirtz when Candace takes him to the Charity Pet Wash with her. Perry's absence goes unnoticed when the zookeeper's typical platypus at the Danville Zoo stops Dr. Doofenshmirtz's plan to zap his brother with his "Least Likely-inator." Meanwhile, the boys build a fun house Phineas and Ferb style.

    Director:Jay Lender
    Writers:Kaz, Tom Minton

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  18. Phineas and Ferb Season 3 Episode 20 - My Fair Goalie
    8.1/10(313 votes)

    S3:E20

    When Ferb's cousins visit from England and challenge him to a soccer match, he and Phineas warp the walls of physics and build a high tech 3D stadium. Meanwhile, convinced that her relationship with Jeremy depends on her being more proper, Candace enlists the help of Ferb's British cousin, Eliza, to teach her the rules of etiquette. Back at Doofenshmirtz Evil Inc., Dr. Doofenshmirtz is sick in couch but forces himself to set off his \"If-A-Tree-Fell-in-the-Forest-Inator\", which causes any tree that falls to say his name.

    Directors:Jeff 'Swampy' Marsh, Robert Hughes
    Writers:Jon Colton Barry, Mike Milo

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  19. Phineas and Ferb Season 3 Episode 22 - That's the Spirit
    8.1/10(324 votes)

    S3:E22

    It's Halloween night and the kids encounter a strange boy named Russell who is convinced his house is haunted. Meanwhile, Dr. Doofenshmirtz's disdain for grass causes him to invent a "mind-transfer-inator" enabling him to merge minds with a cow and destroy all the grass in the Tri-State Area. Unfortunately, his plan backfires and he transforms into a scary "were-cow" that wreaks havoc any time there is a full moon. It's now up to Agent P to stop him and save Danville.

    Director:Jay Lender
    Writers:Mike Diederich, Bernie Petterson

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  20. Phineas and Ferb Season 3 Episode 26 - Ferb Latin
    8.1/10(308 votes)

    S3:E26

    Phineas and Ferb create their own language, Ferb Latin, which quickly catches on. Unfortunately for Candace, she awakes from a massage puzzled to find everyone else speaking a language she doesn't understand. Meanwhile, Dr. Doofenshmirtz decides to use propaganda as his new "-inator," believing that it will work since people will believe anything they read.

    Directors:Jay Lender, Robert Hughes
    Writers:Kaz, Antoine Guilbaud

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  21. Phineas and Ferb Season 3 Episode 34 - The Remains of the Platypus
    8.1/10(309 votes)

    S3:E34

    Craziness has ensued in Danville and no one has any idea what’s going on. The wackiness unfolds when Phineas and Ferb create Cheesetopia, Doofenshmirtz makes Perry his butler with his Butler-inator, and Carl is trapped by Doof while in a squirrel costume. All is explained, in an episode of Phineas and Ferb that starts at the end and works its way back to the beginning.

    Director:Zac Moncrief
    Writers:John Mathot, Zac Moncrief

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  22. Phineas and Ferb Season 3 Episode 1 - The Great Indoors
    8.0/10(380 votes)

    S3:E1

    The third season begins with Phineas and Ferb building a gigantic biome during a bit of bad weather to help Isabella earn a Fireside Girl patch.

    Director:Jay Lender
    Writers:Chong Lee, Bernie Petterson

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  23. Phineas and Ferb Season 3 Episode 23 - The Curse of Candace
    8.0/10(269 votes)

    S3:E23

    Candace is bitten by a bat after watching a popular vampire movie with Stacy and worries that she is becoming a vampire. Phineas and Ferb's latest gadgets lead Candace to believe that she has indeed made the change from teenager to teen vampire. Meanwhile, Dr. Doofenshmirtz plans to change the Tri-State Area into a carbon copy of Gimmelshtump so that it will be easier to take over.

    Directors:Jay Lender, Robert Hughes
    Writers:Kaz, Joe Orrantia

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  24. Phineas and Ferb Season 3 Episode 28 - Tri-Stone Area
    8.0/10(306 votes)

    S3:E28

    It’s the Stone Age and Phineas and Ferb are cavemen who decide to invent something new, fun and useful…the wheel! Meanwhile, Dr. Doofenshmirtz attempts to make his digs more upscale by using the precursor to the Inator device... a plain old stick.

    Director:Robert Hughes
    Writers:Antoine Guilbaud, Aliki Theofilopoulos

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  25. Phineas and Ferb Season 3 Episode 35 - Mom's In The House
    8.0/10(303 votes)

    S3:E35

    When Phineas and Ferb can’t find Perry, they decide to create the Perrytronic 3000, a mechanical structure that can assume any form. Of course, being aware of the boys’ every move, Candace decides to take a different tactic on her busting approach by using a new technique that keeps Phineas and Ferb from finishing their Perry project. Meanwhile, Doofenshmirtz invents a Duplicator-Inator-2 so that he can duplicate his own head and make himself twice as smart.

    Director:Jay Lender
    Writers:Kaz, Antoine Guilbaud

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Season 3 Ratings Summary

"Bullseye!" is the best rated episode of Phineas and Ferb season 3. It scored 8.9/10 from 481 votes. Directed by Jay Lender and written by Kaz, Joe Orrantia, it aired on September 30, 2011. This episode is rated 0.1 points higher than the second-best, "Mommy Can You Hear Me?".