Sold! Most Expensive Star Smooches

Charlize Theron, George Clooney, Robert Pattinson and more are offering up their lips for charity. Find out how much their kisses cost!

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GEORGE CLOONEY: $350,000

The actor puckered up in the name of AIDS research when a young woman offered up a whopping $350,000 for a kiss from the salt-and-pepper hunk during a 2007 charity auction. When fellow attendee Ellen Barkin quipped that she would've coughed up a half million, Clooney gave her one for free.