Why is Gene Simmons Dissing Prince?

Interviewed in Newsweek about the deaths of David Bowie and Prince, Gene Simmons of Kiss called Bowie's death "tragic."

But when it came to Prince, he had a very different assessment:

"His drugs killed him. What do you think, he died from a cold?....how pathetic that he killed himself. Don't kid yourself, that's what he did. Slowly, I'll grant you...but that's what drugs and alcohol is: a slow death."

Simmons calls himself "delusionally upbeat and positive," but those comments come off as...