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

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

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

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

McDonald's is leaning on customers' nostalgia for its McDonaldland characters to spur sales of its Shamrock Shake. The ...

Cue up a standing ovation, TBH, because the famed McDonald's Shamrock Shake is officially back on menus (finally)! Served ...

The Shamrock Shake is back at McDonald’s—and so is Grimace’s Irish uncle, Uncle O’Grimacey. And yes, there’s already ...

One of the most recognizable holiday treats at McDonald's is making its return, along with one of Grimace's relatives.

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

McDonald's Shamrock Shakes are back in Michigan, with upcoming Ronald McDonald House Charities donations. Here's what to know ...

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

Enjoy a Shamrock Shake: For every Shamrock Shake purchased from Feb. 10 to Mar. 23 at participating McDonald's, 25 cents will ...