Bart Simpson is a fictional character from the American animated series 'The Simpsons'. He has short spiky hair, yellow skin (like all the Simpson characters),an orange t-shirt and blue trousers (pants if you are american!!!). He is 10 years old and bit of a menace! Nancy Cartwright voices the charcter, as well as many others.
He is a ten year old boy, he is the first son of Homer and Marge, the big brother of both Lisa and Maggie.
He is a troublemaker, everyday in school he does detentions, making fun of the principal, shooting rocks from a slingshot to his teachers, and much much more.
Bart has a Siamese twin called Hugo who lives in the attic of the Simpson house.
His full name is Bartholomew and his best friend is Milhouse Vanhouten, the nerd.