POTW: Katy Perry, Mariah Carey, DMX, Demi Lovato
While everyone around is terrified, Katy Perry chuckles through rides at Six Flags Great America theme park in Chicago on Aug. 25. Katy tackled rides including Raging Bull, Superman: Ultimate Flight and Batman: The Ride.

Katy Perry chuckles her way through roller coaster rides, Mariah Carey takes a jog with her pups and Chely Wright and girlfriend, Lauren Biltzer say "I do." It all happened this week, and we've got the pics to prove it.

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