Staying ahead of a former mistress he believes is trying to blackmail him, Bones star David Boreanaz admits he's cheated on his wife. "Our marriage has been tainted with my infidelities," the Angel and Buffy the Vampire Slayer star tells People. "I was irresponsible." He says of his wife of 8 years, Jaime Bergman, "We're working on our marriage."
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