What I Like About You (2002)

Valerie Tyler, a meticulous 28-year-old, finds her life turned upside down when her free-spirited 16-year-old sister, Holly, moves in with her. While Valerie thrives on order and routine, Holly's unpredictable nature brings chaos and excitement to their lives. As the sisters navigate their contrasting personalities and lifestyles, they come to realize that their bond as siblings may be stronger than their ability to share a living space. Their journey of adjustment reveals the challenges and joys of sisterhood, showcasing both the hilarity and heartwarming moments of their relationship.