Some of Hollywood's biggest names hosted a star-studded telecast on Friday in support of Think It Up, the Entertainment Industry Foundation's new national education initiative [1]. The televised event brought out stars such as Justin Bieber, who performed his hit single "What Do You Mean?," [2] and Big Sean, who sang "One Man Can Change the World." Meanwhile, Gwyneth Paltrow [3] posed for fun snaps alongside Halle Berry [4], Jennifer Garner [5], and even Taylor Lautner [6], who last stepped out for his supercute reunion with Kristen Stewart [7] at the American Ultra premiere in August. Check out Justin and Big Sean's performances below, and then scroll through to see all the stars who supported the event!