Kimmel also managed to book the two big rap rivals 50 Cent and Kanye West on the show the week both of their CDs hit stores (9/11). Fiddy promised to retire if Kanye outsells him so we're encouraging everyone to buy West's new CD.

Some of the biggest names will be playing the Outdoor Pontiac Garage Stage including the above mentioned fiddy, Kanye, Joss Stone, Modest Mouse and also Will.i.am. The show airs on ABC weeknights at 12:05 am ET/PT Here is the schedule that was sent to us this morning:

August 29 - Joss Stone**
August 30 - Yung Joc
September 4 - Gogol Bordello
September 5 - Rilo Kiley**
September 6 - Galactic w/ Lyric Born
September 7 - Hurricane Chris
September 11 - 50 Cent**
September 12 - Modest Mouse**
September 13 - Kanye West**
September 14 - Hot Hot Heat**
September 20 - KT Tunstall
September 21 - Barry Manilow
September 25 - Sea Wolf
September 26 - Will.i.am**
September 28 - James Blunt