The Simpson family is a family of fictional characters feature in the animated television series The Simpsons. The Simpson nuclear family consists of the married couple Homer and Marge and their three children Bart, Lisa and Maggie. They live at 742 Evergreen Terrace in the town of Springfield. They were created by cartoonist Matt Groening who conceived the idea while waiting in the lobby of James L. Brooks's office. He named the characters after his own family members, substituting "Bart" for his own name. The family debuted April 19, 1987 in the The Tracey Ullman Show show short "Good Night" and were later spun off into their own series which debuted in December 1989.