Grimace’s long-lost uncle returns from Sham Rock Island and hits the socials. Fifty years ago, McDonald’s purple mascot, Grimace, introduced his uncle in an extremely ’70s ad promoting the Shamrock ...

A large four-armed purple monster who initially rose to fame in McDonaldland for stealing milkshakes and Cokes before ...

McDonald's massively popular Shamrock Shake, which was first introduced in 1970, is back in time for St. Patrick's Day. And the best part? Uncle O’Grimacey, who hasn't been seen in literal decades, is ...