6th Apr 2020

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

6th Apr 2020

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.

6th Apr 2020

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.

7th Apr 2020

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

8th Apr 2020

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.

9th Apr 2020

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

10th Apr 2020

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

13th Apr 2020

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

14th Apr 2020

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

15th Apr 2020

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.