One of Grimace's relatives is visiting from Ireland as one of the most recognizable holiday treats at McDonald's is making its return.

McDonald’s is bringing back Uncle O’Grimacey, the long-lost green mascot who originally promoted the Shamrock Shake in the ...

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

From the various flavors that have been available to the struggles of unveiling it nationwide, here's what you should know ...

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 ...

Your favorite purple blob is going green for St. Patrick's Day and for a limited time, Grimace is welcoming his uncle to ...

Within the MCU (McDonald’s Commercial Universe), this fuzzy green blob of a creature is uncle to Grimace, a point made ...

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

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

[Photo: McDonald’s] *After nearly 50 years, McDonald’s is bringing back Uncle O’Grimacey, the long-lost green mascot who originally promoted the Shamrock Shake in the 1970s. First ...

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