The short movie. It has many parts for this movie.
After a few days, a person is looking at other people in a door with a window. Then they saw everyone and says "Happy Birthday!" then a person gets a cake and present to have a party.
After the day, Zombie knocks on the door and everyone screams at their party then they run away. Then they lock the door at night.
After the party is finished, everyone leaved and go to their own homes. And finally, a person sleeps in a bed.