It's Halloween time! P.J. orders Geneva and Mark to go chaperone the Halloween party at the high school. Mark teaches a science class and finds out that Earvin is mad at his father for leaving him when he was born. Mark decides to fly in his father from New York. Meanwhile, Geneva has to sew a costume for Tyler, Vanessa, Nicole, and herself. Geneva sews a horse costume and Nicole and Tyler can't decide who to wear the head. Can Geneva satisfy them all? The father comes in but he is White. Earvin does not care if his father is a different race but is still mad at him for leaving him when he was born. Mark dresses up as a doctor and Earvin's father dresses up as a grape. Mark invites Earvin's father to go to the dance and try to patch things up with Earvin. Can Earvin forgive his father for leaving him?

Mark gets to be head coach of the high school basketball team. He is holding a try-out for the basketball team. One of the students, Sammy, is going to try out. He is a new student from South Korea. His parents wants to have him work in the family market but the student wants to be on the basketball team. Unfortunately, Sammy does not play very well at the try-out. Sammy brings his parents over to make Mark convince his parents to let Sammy play basketball. Mark tells the parents and Sammy that he should work in the market and Mark agrees with his parents. Sammy does not respect Mark anymore. Meanwhile, Geneva is trying to build Nicole a play house and she has a hard time doing it. Vanessa is still trying to find a job. So, Geneva hires Vanessa to build the desk for $5 an hour. The next day, Mark promises P.J. that the school will win the State Championships. The opening games are a few days away when they find out that their star player is injured. Mark sees Sammy playing basket