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

After disappearing from the public eye for roughly 40 years, Grimace’s Irish, green, Shamrock Shake-slinging uncle has returned to McDonald’s. Uncle O’Grimacey, who was introduced as a ...

McDonald's is bringing Uncle O'Grimacey back to promote the Shamrock Shake. The chain has been reviving its McDonaldland ...

Uncle O’Grimacey, Grimace’s Irish uncle, might not be as popular as his purple nephew, but he plays an important role in McDonald’s Shamrock Shake history. The St. Patrick’s Day character ...

“This Shamrock Season celebration came to life when Grimace stumbled upon his family's original Shamrock Shake recipe,” McDonald’s explained in its statement. “That discovery sparked ...

Feb. 4. The chain will donate 25 cents per shake to local chapters for Ronald McDonald House Charities (RMHC). To help the St ...

To help promote the drink, McDonald’s is recruiting Uncle O’Grimacey, Grimace’s Irish uncle who hasn’t made a public appearance in over 40 years. Uncle O’Grimacey was first introduced by ...

McDonald's is bringing Uncle O'Grimacey back to promote the Shamrock Shake. The chain has been reviving its McDonaldland characters after the success of its Grimace Birthday Meal. McDonald's sales ...

The Shamrock Shake’s return calls for a McDonald’s family reunion. The once-viral Grimace invited Uncle O’Grimacey over from Ireland to celebrate the minty treat’s comeback, which will ...