Trick or Treat Pumpkin Temporary Tattoo Trick or Treat! Say this famous, friendly phrase in a very special way with this adorable Halloween Pumpkin temporary tattoo. Since the jack o' lantern is probably the most well-known Halloween symbol in modern history it is just about perfect for all of your trick-or-treat adventures. With the addition of the black pointy hat, made famous by witches flying on their broomsticks, you have a smiling pumpkin jack who is believed to draw intelligence down from the universe through the point. His message to all in his path: Happy Halloween (and you'd better be generous with those treats)!