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

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

The character known for his purple hue discovers an Irish uncle, on tap to promote the green-hued limited-edition Shamrock ...

It's soon to be Shamrock Shake season. McDonald's Shamrock Shake, a milkshake made with vanilla soft-serve ice cream, ...

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: ...

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

McDonald’s is bringing back its popular Shamrock Shake yet again, this time accompanied by the fast-food chain’s Uncle ...

McDonald's announced when the Shamrock Shake will return. Here's what to know including what it tastes like, ingredients and ...

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

However, some McDonald's locations may have Shamrock Shakes as early as today, Feb. 4. Will Shamrock Shakes be at McDonald's ...

McDonald's brings back Uncle O'Grimacey, the beloved green mascot, to celebrate the return of the Shamrock Shake.