The purple concoction included a berry-flavored milkshake that honored the big purple guy for his annual jubilee.

These teens are game to describe Grimace, but none of them seem particularly intrigued. Perhaps that’s why, as they saunter around McDonald’s, they carry blue shakes and brown shakes and red shakes, ...

But what, exactly, is Grimace? On June 6, McDonald’s announced its first-ever purple-colored shake in honor Grimace’s 52nd birthday. The Grimace Birthday Shake pairs vanilla soft serve and ...

Each one typically begins with someone telling the camera that they have the shake, wishing Grimace a happy birthday, taking their first sips of the drink, and beginning to review the beverage.

The "Grimace Birthday Shake" was offered as part of the "Grimace Birthday Meal," which included a choice of Big Mac or 10-piece Chicken McNuggets, a medium French fry, and, of course, the unique ...