2 months McDonald’s ’70s-era Uncle O’Grimacey is back to sell some Shamrock Shakes Fast Company
Fifty years ago, McDonald’s purple mascot, Grimace, introduced his uncle in an extremely ’70s ad promoting the Shamrock Shake. “Uncle O’Grimacey” was a bumbling, fuzzy, top-hat wearing creature hailing from Ireland, who would go on to rep the Shamrock…
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