08/27/2008 at 03:00 PM EDT
A stunned Brad Pitt
picked up his best actor trophy that he was awarded for last year's The Assassination of Jesse James by the Coward Robert Ford
"I guess you forgot something here years ago," said the mistress of ceremonies Wednesday at the Venice International Film Festival. Holding up the gold cup to honor Pitt's performance in the film, she said, "Brad, this is yours."
Pitt – attending the Venice film festival
opening ceremony to premiere Burn After Reading
– looked surprised as he walked up onstage.
"Congratulations for your twins," she also told Pitt as she handed him the trophy.
"You can run but you can't hide," Pitt said laughing. "It was an honor to receive this last year and it's an honor to receive it this year. Thank you very much."
The mistress of ceremonies then held up a yellow flower. "This is for your friend George," she told Pitt referring to George Clooney
, his Burn After Reading
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