Man In Grinch Outfit Assaults Man In Reindeer Costume At Company Christmas Party: Michigan police were called to break up a fight at a company Christmas party after a man dressed as the Grinch allegedly assaulted another man who was dressed as a reindeer. Unsurprisingly, police say the incident involved alcohol. The Grinch was arrested after police showed up to the Hotel Indigo and found the reindeer defending himself while the Grinch punched him.