George Clooney, Wyclef Jean and Anderson Cooper host a multi-network telethon to benefit the victims of the Haitian earthquake. The fund-raiser features musical performances by Bono, Sting, Bruce Springsteen, Taylor Swift, Justin Timberlake, Christina Aguilera, Alicia Keys, Jay-Z, Shakira and Stevie Wonder. Also appearing: Robert Pattinson.