CHICAGO - JANUARY 15: Singer Billy Corgan perfoms with his former drummer Jimmy Chamberlin, who used to play with Smashing Pumpkins and Zwan, with Chamberlin's new band, The Jimmy Chamberlin Complex, on January 15, 2005 at the Double Door in Chicago, Illinois. The show was their third-ever concert, and their first in Chicago. (Photo by Matt Carmichael/Getty Images)
