American Dad is getting musical during the ho, ho, ho-lidays!

When Steve starts acting like a spoiled brat during the holidays,  Stan will take him to see his incarcerated Grandpa Jack, who details the story of how he once caught Minstrel Krampus (voiced by guest star Donald Glover from Community), a demon who punishes naughty children on Christmas. But when Steve’s naughty ways escalate — as seen in the video below, which includes a musical number sung by Scott Grimes! — Stan will release Krampus in an attempt to straighten out Steve’s attitude.

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• Scott Grimes
• American Dad!
• Community
• Donald Glover