"Hot Tub Time Machine" is a 2010 comedy film directed by Steve Pink. The story follows four friends—Lou, Nick, Jacob, and Adam—who travel back to 1986 after accidentally activating a magical hot tub. They find themselves reliving their past and confronting their younger selves while trying to change their futures. The film explores themes of friendship, nostalgia, and the consequences of choices. As the characters navigate their time in the past, they encounter various challenges and humorous situations, ultimately learning valuable lessons about life and relationships.