George Clooney, Wyclef Jean

The stars will come out Friday to raise awareness and money for Haiti's earthquake victims.

Springsteen, Jay-Z, Timberlake, Swift sign on for Haiti telethon

The Hope for Haiti Now telethon, produced by MTV and headlined by George Clooney in Los Angeles, Wyclef Jean in New York and Anderson Cooper in Haiti, will air on ABC, CBS, NBC, Fox, CNN, BET, the CW, HBO, MTV, VH1 and CMT. The event will also feature several musical performances and special collaborations.

Announced performers include Jay-Z and Rihanna taking the stage in London with U2's Bono and The Edge, as well as Madonna, Beyonce, Bruce Springsteen, Taylor Swift, Justin Timberlake, Keith Urban, Jennifer Hudson, and Alicia Keys. All the performances will be available on iTunes following the telethon.

MTV plans "Hope for Haiti" telethon

Clooney isn't just asking viewers to give: He's already pledged $1 million. Leonardo DiCaprio also announced a $1 million donation Friday.

Hope for Haiti Now: A Global Benefit for Earthquake Relief airs Friday at 8/7c. Donations can be made online, by calling 877-99-HAITI, by texting "GIVE" to 50555 or by mail at the following address: Hope For Haiti Now Fund, Entertainment Industry Foundation, 1201 West 5th Street, Suite T-700, Los Angeles, CA 90017.