There's no frisky business between Gerard Butler and Jennifer Aniston, the Scottish star insists. But a photo taken while the two were promoting The Bounty Hunter in Europe suggests otherwise: Butler's left hand is clearly visible on Aniston's rear. "Yeah, I'm a bit of a bad boy," Butler said in an interview on 104.7 KISS-FM's Johnjay & Rich Show Friday. "I'm still not sure my hand