The Grimace Shake became a viral meme trend in summer 2023, when McDonald's released the purple berry shake to celebrate Grimace's birthday and TikTok creators turned tasting videos into short horror-style skits. The joke was the dramatic collapse after the first sip, and the format spread far beyond food videos into gaming edits, including Fortnite clips that paired the shake with familiar characters and maps. Because the purple drink is so visually distinctive, the sound still works as instant shorthand for that absurd, over-the-top reaction, even for viewers who never tried the shake themselves.