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Alongside the drink, the restaurant will also be serving an Oreo-topped Shamrock McFlurry for the season. Uncle O'Grimacey, Grimace's Irish uncle, is returning after a decades-long hiatus.

While the Shamrock Shake originated in the US ... the green-coloured drink to the UK following its success with the Grimace Milkshake last month – a blueberry-infused drink.

Following on from the success of the sell-out Grimace Shake last year, McDonald’s UK has gone from purple to green. The Shamrock Shake features a peppermint-flavoured syrup blended with a ...

The Shamrock Shake is the sign across the pond ... given the mad dash for the Grimace Shake last year. I was quickly served and then headed back up to the ChronicleLive offices.

to reunite with Grimace and to celebrate the 50th anniversary of the original Shamrock Shake fundraiser that helped build the first Ronald McDonald house. Uncle O'Grimacey, a McDonaldland ...

Uncle O’Grimacey, Grimace’s uncle, was introduced in a 1975 commercial to help promote the Shamrock Shake. He hails from the fictional location of Sham Rock, Ireland, and traditionally wears a ...

The announcement of the Shamrock Shake launch comes after the release of the Grimace Shake last year. The Grimace Shake was purple in colour and featured a blueberry flavoured syrup blended with a ...