Uncle O'Grimacey, Grimace’s Irish green uncle, is back at McDonald’s after 40 years to promote the return of the Shamrock ...

After a struggle in sales following an E. coli outbreak last October, the fast food giant is now enlisting the help of a ...

McDonald’s brings back its Shamrock Shake for a limited time, featuring Uncle O’Grimacey and a charity campaign supporting ...

Despite his hiatus, the green, furry icon was never forgotten. Uncle O’Grimacey earned his own merch line, called the Uncle O ...

McDonald’s unveils new Grimace tumbler — but some customers are furious - ‘I’m in the U.S. and if I can’t get my hands on ...

Grimace, Hamburglar, and Mayor McCheese are back to sell you hamburgers and haunt your dreams If you grew up with Hamburglar, Grimace, and Mayor McCheese you’ll want to climb all over these old ...

“While the rest of the Grimace family lives in McDonaldland, Uncle O’Grimacey resides on a small island off the coast of Ireland called Sham Rock. Back home in Sham Rock, Uncle O’Grimacey ...

The fast-food chain is bringing back Uncle O’Grimacey, a long-lost McDonaldland character, to celebrate the seasonal shake. For every Shamrock Shake sold, McDonald’s will donate 25 cents to ...

After a struggle in sales following an E. coli outbreak last October, the fast food giant is now enlisting the help of a retro McDonaldland character: Uncle O’Grimacey. Nearly 40 years since his ...