Katy Perry hits the rodeo! Britney Spears goes for a ride with DJ Pauly D! See how the stars spent the hot summer months
Credit: Courtesy Bruno Mars
Updated: Monday Sep 12, 2011 | 06:00 AM EDT
By: Cara Lynn Shultz
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"In front of Coldplay's dressing room #SooooooCooL" Tweeted the singer, who joined the band this summer for the annual Glastonbury festival in London.
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