So what exactly led Eric Roberts--aka Julia's older brother and Emma's dad--to shack up with such famous folks as Jeremy London, Janice Dickinson and Leif Garrett as part of the latest installment of VH1's Celebrity Rehab With Dr. Drew?
"Eric quit drugs and alcohol in 1995," the actor's wife, Eliza Roberts (an actress and casting director), tells E! News. "He has no interest in anything, other than marijuana."
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