How Music Stars Spent Summer Vacation

Katy Perry hits the rodeo! Britney Spears goes for a ride with DJ Pauly D! See how the stars spent the hot summer months


While performing in Chicago this summer, the singer got a special – and somewhat gory! – gift from a fan. "Necklace with a baby tooth, bottle cap and a VIAL of human blood," Tweeted the "Blow" singer, who posed with the present.