Billy Corgan, member of the rock group "Smashing Pumpkins", shows one of his hands covered with black...
Billy Corgan, member of the rock group "Smashing Pumpkins", shows one of his hands covered with black cement to the audience as he and band member Jimmy Chamberlin are inducted into the Hollywood Rock Walk in Hollywood April 23, 2008. The Rock Walk honors artists who have made a significant impact to the growth of Rock 'n' Roll. REUTERS/Fred Prouser (UNITED STATES)