A unique one-of-a-kind Bart Simpson sketch by the show's creator, Matt Groening. The signature is a testament to the authenticity of this rare find, making it the perfect addition to any TV memorabilia collection. Here's your chance to own this amazing piece of The Simpsons history. It will come in the frame and mount as seen in the photographs. It can be stood up or put on a wall. Approximate Frame Dimensions: Height: 10 inches (255mm). Length: 8.12 inches (206mm). Approximate Aperture (viewing) Dimensions: Height: 5.75 inches (145mm). Length: 3.75 inches (96mm).