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

Grimace and Uncle O’Grimacey are welcoming the Shamrock Shake back to restaurants nationwide on Monday, Feb. 10 ...

McDonalds is bringing back two iconic favorites to celebrate the 50th anniversary of its Ronald McDonald House charity.

The fast-food giant is bringing back the Shamrock Shake and is using a character it hasn’t employed in 40 years as it works ...

He hasn't gone away, you know - after becoming an Internet legend, Uncle O'Grimacey is returning for McDonald's Shamrock ...

The avuncular character, who has not appeared in the chain’s marketing for decades, is featured in videos that include an ...

The company said Tuesday that Grimace will reunite with his Irish uncle, Uncle O'Grimacey, bringing the mascot out of ...

McDonald’s is bringing back its beloved Shamrock Shake with the help of an old friend. The minty green milkshake will return ...

A seasonal favorite will be back on the menu next week. Here's what we know about McDonald's Shamrock Shake and Oreo Shamrock ...

The beloved Shamrock Shake is coming back to McDonald's, along with a McDonald's character no one's seen since the 1980's: ...

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

Uncle O’Grimacey, the Irish uncle of fuzzy purple fan favorite Grimace, is making his return to the Ronald McDonald universe.