Kelly Osbourne's Decade of Decadence

Kelly Osbourne and the London production of Chicago: The Musical celebrate a “decade of decadence in the West End” at the Cambridge Theatre on Wednesday.

“It’s the best thing I have ever done in my life,” Kelly said outside the theatre. “The story line is so before its time.”

Kelly, Jennifer Ellison,Duncan James, Claire Sweeney and Denise Van Outen reunited for a charity performance to celebrate its 10th anniversary. The night benefited the Breast Cancer Haven and the Breast Health Institute.

15+ pictures inside of Kelly Osbourne‘s Decade of Decadence…