Jennifer Aniston suprised to bump into Vaughn

Jennifer Aniston bumped into her ex beau, Vince Vaughn at a recent US awards party and she was shocked.

One source told Heat magazine, "Jake was fine, but she didn't know Vince would be there and it wasn't a great break-up."

"Jennifer was shocked, but she managed to cover it up with a smile and a quick hello."

Source