Ellen DeGeneres; John Legend

Dwayne Johnson

Jennifer Garner; Matt Iseman

Jay Leno; Bryce Vine

Chance the Rapper; Jillian Bell

Christina Aguilera; Brian Austin Green

Jessica Alba; Kelsea Ballerini

American Idol Reunion

Meghan Tranior; Ron Funches

Tracee Ellis Ross; Hayley Kiyoko

Trisha Yearwood; Erin Moriarty

Neil deGrasse Tyson / Tori Kelly

Kate Upton; Arianna Huffington

Kirsten Dunst; Chris Sullivan

Reba McEntire; Lesley Nicol

America Ferrera, Tituss Burgess

Mike Colter, Ally Brooke, Danny Trejo

Tony Hale, Nicole Scherzinger

Kal Penn, Wale

Wanda Sykes, The Property Brothers

Kristin Chenoweth, Bindi Irwin, Robert Irwin

Beth Behrs, Jeff Dunham

Chloë Grace Moretz, Theresa Caputo, Drew Carey

Adam Devine, Amy Brenneman

Erin Andrews, Antoinette M. Clarke and Tricia Clarke-Stone

Christie Brinkley, Sailor Brinkley-Cook, Maddie & Tae

Tyler Perry, Ben Platt

Kaley Cuoco, YBN Cordae

Eva Mendes, Craig Morgan

Sara Gilbert, Cyndi Lauper

Cedric The Entertainer, Danica Patrick

Mario Lopez, JB Smoove

Sharon Osbourne, Thomas Lennon

Gabriel Iglesias, D'Arcy Carden

Lea Michele, William Jackson Harper

Little Big Town

Max Greenfield, Shin Lim

Bradley Whitford, Anna Camp, Wiz Khalifa

Kate Flannery, Lindsey Stirling

Hailee Steinfeld, Valerie Bertinelli

Eric McCormack, Liza Koshy

Keegan-Michael Key, Bebe Rexha

Patricia Heaton, Shane McAnally

Billy Eichner, Henry Winkler

John Cena

Tim McGraw, Kiernan Shipka, Isabela Merced

Jason Derulo, Nicole Byer

Jason Momoa, Alfre Woodard

Nick Jonas, Arden Myrin, Timothy Omundson

Kobe Bryant, Martha Stewart

Dr. Phil, Lacey Chabert

Chrissy Teigen, James Wolk

Seth Meyers, Marie Kondo, Beth Behrs

Gwen Stefani, Blake Shelton, John Legend, Carson Daly

Whitney Cummings, Lil Rel Howery

Garth Brooks

Kristen Bell, NE-YO

Josh Gad, Grace VanderWaal

Nick Offerman, Kellie Pickler

Tom Hanks, Matthew Rhys, Susan Kelechi Watson

Chrissy Metz, Iain Armitage

Patti LaBelle, Aaron Taylor-Johnson, Sam Taylor-Johnson

Jane Lynch, Jo Koy

Kathy Bates, Kevin O'Leary

Lionel Richie, Justin Willman, Gary Clark Jr.

Jason Aldean, JoJo Siwa, Candace Cameron Bure

Kevin Hart

Derek Hough, Julianne Hough, Christian Siriano

Blake Shelton, Jameela Jamil

Annie Potts, Rick Ross

Jennifer Hudson, Joel Kim Booster

Sterling K. Brown, Karen Gillan, Brynn Cartelli

Idina Menzel, Mykal-Michelle Harris

Henry Golding/Lea Michele/Christie Brinkley & Sailor Brinkley-Cook/Robert Irwin & Bindi Irwin/Manny Mua

Tracee Ellis Ross , Kobe Bryant ,Craig Morgan

Seth Meyers; Marie Kondo and Beth Behrs

Andy Grammer, Lisa Vanderpump, Jake Hoot

Jenna Dewan, Rob Gronkowski, Luis FonsI

Jenna Fischer, Angela Kinsey, Eric Winter

Ben Feldman, Ryan Michelle Bathé

Octavia Spencer, David Dobrik

Howie Mandel, Kandi Burruss

Rob Lowe, Madelaine Petsch

Jerry Springer, Lauren Ash

Abigail Spencer, Nico Santos

Tyler Perry, Ben Platt

George MacKay/Dean-Charles Chapman/Annie Murphy/Emerald Belles