When you’re Shia LaBeouf, the provactive star of a bunch of movies with big fighting robots, you like to start beef. Whether you’re wearing a bag on your head in the name of art or you’re ripping off a Daniel Clowes comic for your short film , if you’re Shia LaBeouf, you want to push buttons. But some buttons should not be pushed, as the real Shia has recently learned. According to Uproxx , “The rift between the two originates from a new freestyle by LaBeouf premiered on The Breakfast Club by C…