This Teenage Mutant Ninja Turtles t-shirt shows the heroes in a half shell dressed as musicians, with Donatello playing a keytar, Michelangelo spinning a turntable, Leonardo and Raphael playing guitars. This image was used to promote a 1984 concert at the Sewer Stadium in New York.The Teenage Mutant Ninja Turtles debuted in 1984 in Mirage Comics, where they were trained by Master Splinter in the sewers of New York City to learn martial arts, and they were given weapons, which they used to battle a villain named Shredder. What most people don't know is that Splinter also trained the Ninja Turtles to be the greatest rock band in the city.Teenage Mutant Ninja Turtles is one of the most popular franchises of all time, and everyone will immediately know you are a fan when you wear this Sewer Stadium Rock Concert Teenage Mutant Ninja Turtles T-Shirt!