Uncle O'Grimacey

Uncle O'Grimacey is a McDonaldland character. He is Grimace's Irish uncle. He was created for a McDonald's commercial that promoted green milkshakes, which were called Shamrock Shakes and were available for a limited time around Saint Patrick's Day.

Description
Uncle O'Grimacey is a green grimace. He wears a green cob hat, a vest with shamrocks on it, and carries a shillelagh. Every March, around St. Patrick's Day, he delivers Shamrock Shakes in McDonaldland. Uncle O'Grimacey is just one of many grimaces in Grimace's extended family.