The Shamrock Shake was McDonald's top invention until the summer of 2023 when it unveiled the Grimace Shake. Grimace celebrates his birthday in June, so you'll have to wait a little to see if it ...

Grimace and Uncle O’Grimacey are welcoming the Shamrock Shake back to restaurants nationwide on Monday, Feb. 10 Sabrina Weiss is the Editorial Assistant of PEOPLE's food department. She writes ...

Surely, in that case, the Grimace shake would be the King of all McDonald’s milkshakes - the shakiest shake of them all, a beverage poised to usurp all other flavours for good. There was only ...

Helping to welcome the Shamrock Shake back to menus are Grimace and his uncle, Uncle O’Grimacey. The reunion sheds light on the peculiar circumstances surrounding the Shamrock Shake’s creation ...