American Dad! (2005)

S10E8 Minstrel Krampus

As Steve turns into a petulant child over the holiday season, Stan decides to take him to visit his imprisoned Grandpa Jack. There, Grandpa Jack shares a tale about how he captured Minstrel Krampus, a mythical demon known for punishing misbehaving kids during Christmas. Inspired by the story, Stan believes that freeing Krampus could help improve Steve's behavior. However, when Krampus snatches Steve away, Stan and Roger must join forces to rescue him. Meanwhile, Hayley starts a new job at the airport but soon discovers that customer service may not be her forte.