Billy Corgan Pictures

Musicians Jimmy Chamberlin (L) and Billy Corgan of the Smashing Pumpkins are inducted into Hollywood's RockWalk at the Guitar Center on April 23, 2008 in Los Angeles, California. (Photo by Charley Gallay/Getty Images North America)

Billy Corgan of the Smashing Pumpkins performs on stage during the V Festival at the Melbourne Showgrounds on April 5, 2008 in Sydney, Australia. (Photo by Kristian Dowling/Getty Images AsiaPac)