Undeclared (2001)

College freshman Steve Karp navigates the ups and downs of university life alongside his girlfriend and a quirky group of dorm friends. However, the journey takes an unexpected turn when Steve's lonely, recently divorced father decides to join the adventure. As they encounter the trials of young adulthood, the dynamics between father and son add a humorous twist to the typical college experience, highlighting the challenges of independence and family ties in the process.