Okay, this summer has officially been the best summer for celebrity bikini pictures ever, and it just keeps coming with these great Anne Hathaway bikini pictures. A rare sight indeed, these Anne Hathaway bikini pictures were captured as Anne spent the day on a yacht in Porto Cervo, Sardinia, Italy, with her boyfriend.

From the looks of it, though, things got a bit frisky between Anne and her boyfriend, with a couple shots showing Anne Hathaway's head in her boyfriend's lap. It looks like he's still got his shorts on, but you never know...