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 ...

Uncle O'Grimacey, Grimace's Irish uncle, is returning after a decades-long hiatus. If you're unfamiliar with Uncle O'Grimacey, you're not the only one. The Saint Patrick's Day McDonald's green ...

Uncle O'Grimacey, the McDonald's mascot who was once rumored to have IRA links, was in Chicago this weekend for the uniquely Irish American tradition of dyeing the Chicago River green for St ...