Grimace, the big purple milkshake fiend, is back in the spotlight—and this time, he’s bringing his long-lost Irish cousin, ...
After disappearing from the public eye for roughly 40 years, Grimace’s Irish, green, Shamrock Shake-slinging uncle has returned to McDonald’s. Uncle O’Grimacey, who was introduced as a ...
McDonald's is bringing Uncle O'Grimacey back to promote the Shamrock Shake. The chain has been reviving its McDonaldland characters after the success of its Grimace Birthday Meal. McDonald's sales ...