The story revolves around a young man named Donny, who accidentally became a father at 18 after a relationship with his high school teacher. However, his life takes an unexpected turn when the mother of his child decides to leave them. Now, Donny must take care of his son Todd, who not only becomes his companion but also his accomplice in a series of teenage pranks and craziness.
Years go by, and as Todd grows up, Donny becomes a sort of local celebrity thanks to his scandalous life and a book he wrote about his experiences. But when Todd, now an adult, is about to get married, Donny decides it's time to reconnect with his son and mend their always complicated relationship. Things get complicated when Donny interferes with Todd's wedding plans, showing up at a crucial moment and causing things to spiral out of control.
Amidst awkward situations and uncontrollable laughter, father and son must confront not only family issues and the ghosts of the past but also what it truly means to be a family. With irreverent humor and comedic situations, this movie explores the complicated dynamics between an immature father and a serious son as they try to find common ground in their relationship and come to terms with a turbulent past.