However, it's official return hasn't been announced quite yet. Last year, McDonald's brought the Shamrock Shake back on Feb.

McDonald’s is known for many things: its iconic golden arches, unbeatable burgers and the best-tasting Coke. But there’s one ...

McDonald's is chasing the luck of the Irish with the Shamrock Shake. And Wendy's has a Thin Mints Frosty. When and where to ...