You should have the manners to sing together with the others in the cinema without laughing loud should thus watch out to walk and the phone should be closed because it is interfering with someone else's movies.
You should have the courtesy to watch movies with other people in the cinema. It's not laugh out loud Should I just do not see him walking around and close your phone because it will interfere with other people's movies.
You should have manners in movies with others in theaters without laughing out loud. Should sit and watch you don't get up to walk and should turn off the phone because it will disturb the movies of others.