Depeche Mode Pictures

LOS ANGELES, CA - APRIL 23: (FILE PHOTO) Singer Dave Gahan of the rock band Depeche Mode performs on Jimmy Kimmel Live at Hollywood and Vine on April 23, 2009 in Los Angeles, California. Depeche Mode have cancelled 14 concerts of their world tour after Gahan suffered a severe bout of gastroenteritis. It has been announced on the band's website on May 28, 2009 that further medical tests revealed a malignant tumour in Gahan's bladder, which has been removed. The band's first scheduled gig back on the road will be their Leipzig show on June 8th. (Photo by Kevin Winter/Getty Images)