You shouldn't block the door.
James is at the movie theater when he sees his friend Tim on his way in.
James wants to chat with Tim before the movie starts.
James asks Tim to step aside to chat for a bit.
James stands between  the theater's entrance doors to talk to Tim.
Everyone is able to enter the theater on time to find seats before the movie begins.
James jams up the traffic of entering movie-goers, and they all end up missing the beginning of the movie.