The 2012 Olympic Games in London are set to kick off on Friday, and few can contain their excitement. In honor of the festivities, here are five notable celebs who once had athletic aspirations.

George Clooney
George Clooney, a jock? Though he’s known for his old school Hollywood sex appeal, there was a time when the actor was a basketball-loving Kentucky teen.Earlier this year, the Sun quoted Clooney on his enthusiasm for the 2012 Olympic Games.“Track and field is something that I really want to come back and see. I’m trying to see if I can get some tickets"Back in May, the actor shot hoops with none other than President Barack Obama following a fundraiser. Reuters
Foxx
Jamie Foxx called President Barack Obama "our lord and savior" at the Soul Train Awards Sunday. Reuters
Cast member Matthew McConaughey looks at his partner Camila Alves not pictured as she poses at the world premiere of quotBerniequot during the opening night of the Los Angeles Film Festival at the Regal Cinemas in Los Angeles June 16, 2011.
Cast member Matthew McConaughey looks at his partner Camila Alves (not pictured) as she poses at the world premiere of "Bernie" during the opening night of the Los Angeles Film Festival at the Regal Cinemas in Los Angeles June 16, 2011. Reuters
Tom Cruise
Tom Cruise Reuters
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