Holly, a high-spirited, impulsive teenager, lives with her older sister Val in New York City. Despite her attempts to be a good roommate, her unpredictable behavior turns Val's life upside down. Holly has a habit of causing chaos wherever she goes, but she keeps a positive outlook through it all. It also helps that she has a responsible big sister, and great friends like Gary and Tina, around to keep things under control.
Random thing to like about Holly: She visits England and brings home a rock star boyfriend