Just because he's judging you for being naughty or nice, doesn't make Santa a holy angel, folks. In fact, turns out he's got just as sharp a tongue as the rest of us. If anyone doubts his existence, they can just ask their mom. This naughty coffee mug will strike shock and laughter into the hearts of your colleagues in equal measure. It's best to keep this mug safely in the office kitchen and away from the prying eyes of any children. You don't want them asking your momma now, do you? Hand-wash.