J.D must confront his adulthood when his brother Dan comes back to town and reveals he has finally gotten his life in order, leaving J.D jealous because he does not know what he should do about Kim and Sammie. J.D's jealousy is enraged more when Dan buys him a new car and makes fun of his scooter, Sasha. In a rage J.D smashes the car's windshield, hurting Dan and leading him to say 'Grow Up little brother'. Looking for help J.D asks his friends for help and they all come to a general answer; yes, J.D does need to grow up and become a man.