03/06/2009 05:12 am ET | Updated May 25, 2011

Mark Wahlberg Defends Jeremy Piven

Wahlberg, a producer of Entourage, has remained pretty much mum over the Piven ordeal, but earlier today he jumped to his defense. Wahlberg insisted the actor was not making up excuses to leave the Broadway revival of Speed-the-Plow when he announced that doctors had advised him to quit the show.

"It's unfortunate. There's no one more disappointed about it than him," Wahlberg told us at the Callaway Golf Foundation's pro-celebrity tournament benefiting the Entertainment Industry Foundation's cancer research programs.

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