It's wrong to abandon someone that raised you.
Joe is shopping with his mother when his friend, Tom, calls and asks him to go see a movie.
Joe wants to see the movie with Tom.
Joe tells Tom  that they will go see the movie next week.
Joe agrees to go to the movies and leaves his mother to shop by herself.
Joe's mother is happy to be shopping with her son.
Joe's mother is sad that Joe left her.