Owen Wilson, Ben Affleck, Ben Stiller, Vince Vaughn and Paul Rudd
Twentieth Century FOX, Everett (4)
03/17/2010 AT 12:05 PM EDT
The sparks fly between Jennifer Aniston
and Gerard Butler
in their new film The Bounty Hunter
, which opens March 19. All those fireworks got us thinking: Of all Aniston's hot leading men through the years, with which guy did she have the best chemistry with?