The 'Batman Haircut Guy' meme features a man with the iconic Bat-Signal intricately shaved into the back of his head, often looking at the camera with a serious expression. This image is a staple of the 'Say No More' barber meme genre, where the joke hinges on a barber taking a bizarre request too literally or a customer asking for something absurdly themed. It gained viral status across Reddit, Twitter, and Instagram as a way to mock extreme fandom or to represent someone who is 'summoned' to a situation like a low-budget superhero. The template is widely used to highlight situations where someone is being overly dramatic or showing off a questionable fashion choice.