What does Fudge do that causes chaos at the movie theatre in the novel, Tales of a Fourth Grade Nothing?

When Mr. Hatcher takes the boys to the movie theatre, Fudge begins the outing by being rude and throwing popcorn at the people sitting in front of them. Then, he becomes interested in the movie and runs to the front of the theater because he wants to touch the bears on the screen. Fudge hides there and causes chaos when the manager has to shut down the movie in order to find him.