Robert Pattinson eyes Reese Witherspoon boobs!

Robert Pattinson has a wandering eye!

The actor who′s rumored to be dating Kristen Stewart stared at costar Reese Witherspoon‘s cleavage at the Barcelona photocall for their new movieWater for Elephants earlier today.

Meanwhile, Rob says he’s terrified of circuses because he once saw a clown die.]

The Twilight hunk was left traumatized after a stunt went wrong during his first ever visit to the big top with his parents when he was a young boy.

“The first time I went to the circus somebody died. One of the clowns died. His little car exploded. The joke car exploded on him. Seriously,” Rob said.

“Everybody ran out. It was terrifying. It’s the only time I’ve ever been to the circus.”