The slogan "Got Milk?" was licensed to the National Milk Processor Board (MilkPEP) in 1995 to use on their celebrity print ads, which, since then, have included celebrities from the fields of sports, media and entertainment, as well as fictional characters from TV, video games, and film such as The Simpsons, Batman, Mario, The Powerpuff Girls posing in print advertisements sporting a "milk mustache," employing the slogan, "Where's your mustache?"