The singer and actress, best known for her part in "The Osbournes", the reality show about her dysfunctional musical family, spoke at a benefit for the HIV-related charity Body & Soul.

Introducing a performance by the pop band SCISSOR SISTERS, Kelly fought back tears as she said the cause was special to her because a member of her family had been diagnosed with the disease. Photographers said Osbourne sobbed before leaving the stage - more on this story