Going to the movie theater should be a fun for everyone, but there's always that one person that ruins the experience for us. Almost everyone has a movie theater pet peeve. Others get frustrated when people show up late, leave a mess behind, or treat the theater like it's their living room. Read More: Wisconsin State Fair Lands on List of America’s Best State FairsGet our free mobile appRockford moviegoers are no different. While everyone has their own tolerance level, there are a handful of things people do at a movie theater that seem to annoy just about everyone.