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Stacy Keibler, Charlie Sheen

Jason Merritt/Getty Images; Jason Merritt/Getty Images

Should George Clooney be worried?

We just got word that the actor's gal Stacy Keibler may be hanging out this weekend with tiger blood titan Charlie Sheen!

So what's the deal?

We can exclusively reveal that Sheen and Keibler are two of the celeb presenters at Spike TV's Video Game Awards this Saturday at Sony Studios. The former Two and a Half Men star will be presenting the award for Best Shooter, while Keibler will be presenting the world premiere of a trailer for a big upcoming video game

Chuck star Zachary Levi will host this year's show with performances by the Black Keys and Deadmau5.

Previously announced presenters include will.i.am, Kevin Jonas, Brooklyn Decker, Tony Hawk, Hulk Hogan, Jason Biggs, Seann William Scott, Seth Green and LL Cool J.

The VGAs will feature 13 world premieres of 2012's most anticipated video games and will air on Spike Saturday at 5 p.m. PT.