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JayZ, Rihanna, Chris Martin

Spectators of the Paralympic Games in London on Sunday got quite the treat when Jay-Z and Rihanna teamed up with Will Champion and Chris Martin of Coldplay during the closing ceremonies. (9/9/2012)

Top Shots of the Week

Miss any of the week's most memorable celebrity moments, like Justin Bieber getting an unwanted kiss or Owen Wilson channeling Luke Skywalker? Check out omg!'s Top Shots!