These Famous Costars Absolutely Hated Each Other

Lauren Conrad and Audrina Patridge

Lauren Conrad and Audrina Patridge constantly made headlines as two best friends in MTV's reality show The Hills. No one is really sure what happened to their friendship... Not even Patridge. She once told CelebBuzz, "I don't really talk to Lauren or see her at all. I think there was a bit of a falling out."

The More You Know

Robert Ludlum, the creator of the Jason Bourne series, died while the first Bourne film was in post-production.
Will Smith wanted to adopt the German Shepherd in I Am Legend.
Toto was paid more than the Munchkins in "The Wizard of Oz".
A "Harry Potter" stunt double was paralyzed on the job.

Post originally appeared on Upbeat News.