Will The Grimace Shake Come Back In 2024 Release Date. The grimace shake is a purple berry flavoured milkshake featuring. Grimace shake will be available from wednesday, august 28 until tuesday, september 3 at participating restaurants, through the mcdonald’s app, at the.

Mcdonald’s is officially bringing the grimace shake to canada this month. Grimace arrives in canada and brings the grimace™ shake to participating restaurants beginning tomorrow.