Feb. 4. The chain will donate 25 cents per shake to local chapters for Ronald McDonald House Charities (RMHC). To help the St. Patrick's Day treat return, Grimace is reuniting with his long-lost uncle ...
The Shamrock Shake is back at McDonald’s—and so is Grimace’s Irish uncle, Uncle O’Grimacey. And yes, there’s already merchandise available. Nostalgia is an easy way to draw eyes to ...