It's rude to hog the bathroom.
Joanne is getting ready for school in the bathroom she has to share with her two sisters.
Joanne wants to look good for school.
Joanne uses the bathroom to take a shower and then finishes getting ready in her room.
Joanne stays in the bathroom getting ready until a few minutes before the bus comes to pick them up.
Joanne's sisters are happy that they are able to use the bathroom before going to school.
Joanne's sisters are mad that they have to go to school without being able to use the bathroom at all.