Mcdonald'S Grimace Shake 2024 Schedule. Last year mcdonald's celebrated with the grimace shake from june until late july, but as of his official birthday, there's been no word of the shake. In honor of the purple legend, mcdonald’s has just released the grimace birthday meal and shake.

Just a few weeks ago, mcdonald’s announced the return of one. Get your party hat ready, ‘cause we’re celebrating grimace’s birthday.