John Stamos hosts an entertainment special celebrating the transformative power of individuals acting together to create change in their communities and around the world. Appearing: Jennifer Aniston; Dierks Bentley; the Chainsmokers; Will Ferrell; Whoopi Goldberg; Selena Gomez; Cyndi Lauper; JD McCrary; Dr. Phil; Martin Sheen; Lilly Singh; and the founders of the #NeverAgain movement and organizers of the March for our Lives, Jaclyn Corin and Cameron Kasky.