Katy Perry is On Top

Katy Perry is On Top“California Gurls” really is undeniable. The new single from Katy Perry just inched up to the #1 spot on the Billboard Hot 100 chart, earning Perry her second U.S. #1 hit. “California Gurls” moves up from #2 to #1 this week on the strength of its airplay as well as selling 318,000 digital downloads this week. The single, which features Snoop Dogg, is Perry’s first #1 since “I