Kristen Bell shows her appreciation for a pre-school teacher who taught her a lot about motherhood.

Kristen Bell

Aaron Rodgers

Nick Jonas

Jennifer Lopez starts the chain of kindness by celebrating an inspiring young fan and her mother.

Jennifer Lopez

Hospital staff helped Kevin Hart recover from a serious car accident. He's back to return the favor -- and to encourage the staff to do the same.

Kevin Hart

Nick Jonas surprises longtime fan and mental health awareness advocate Carla, who in turn repays the kindness with a visit to her old high school drama teacher.

Before he lit up the NFL, Aaron Rodgers had a mentor who helped him believe he could get there. Now he's ready to return the favor.

Yara Shahidi kicks off this chain by honoring the legacy of childhood friend Cameron Boyce.

Yara Shahidi

Tracy Morgan overwhelms an inspiring gym owner. Later, this community leader gets to pay it forward with an old friend.

Tracy Morgan

Basketball star Anthony Davis thanks a Los Angeles local graffiti artist for welcoming him to the city when he was traded to the Lakers.

Anthony Davis

Karlie Kloss surprises a former student of her Kode With Klossy camp. And this proud pupil has another mentor she'd like to thank.

Karlie Kloss

When Gabriel Iglesias was in high school, speech teacher June helped him overcome some serious issues. Now she's at a taping of his show - and in for a big surprise.

Gabriel Iglesias

Celebrities kickstart a chain of kindness, each gifting $100,000 to an unsuspecting individual who have had a positive impact on their lives -- with a catch. Watch as the "pay it forward" chain unfolds.

Kristen Bell

Seasons2

Season 1 Episodes10

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