Grimace is a character associated with the fast-food chain McDonald's. He is a large, purple, anthropomorphic figure known for his friendly demeanor and simple-mindedness. Originally introduced in the early 1970s, Grimace was initially portrayed as a villain who stole milkshakes but later transformed into a beloved mascot representing fun and friendship. Grimace is often seen alongside other McDonald's characters, such as Ronald McDonald and Birdie the Early Bird. He is typically depicted as a clumsy, lovable character who enjoys eating and playing with children. Over the years, Grimace has become an iconic symbol of the McDonald's brand.