LOS ANGELES - JUNE 21: Actor Ryan Gosling arrives at the premiere of New Lines' "The Notebook" on June 21, 2004 at the Village Theatre, in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

These are some of our favorite actors!

You don’t have to like someone to work with them.  And that’s just as true in Hollywood as it is anywhere else.  Here are some examples of co-stars who did NOT get along: