If you ever walked in on a movie that your grandparents were watching, chances are John Wayne would be in it. Wayne was so famous for his portrayals as a cowboy that he basically became a piece of Americana himself! But while The Duke may have been one of the most beloved actors, he himself was not opposed to petty spats, rivalries and outright hatred for those around him. In fact he even had pretty public beef with actors who are still working today!

John Wayne Couldn't Stand These 5 People