Lisa's First Word Bart was two during the flashback. Maggie's first word was provided by the Academy Award-winning actress Elizabeth Taylor, who would also voice herself in the season four finale, "Krusty Gets Kancelled". While promoting the episode, the producers initially did not reveal who the voice of Maggie would be, prompting speculation as to the identity of the actress. Although it was only one word, the voice came out "too sexy" and Taylor had to record the part numerous times before the producers were satisfied and thought it sounded like a baby. Several sources, including John Ortved's "The Simpsons" history article "Simpsons
History of The Simpsons History of The Simpsons "The Simpsons" is an American animated television sitcom starring the animated Simpson family, which was created by Matt Groening. He conceived of the characters in the lobby of James L. Brooks's office and named them after his own family members, substituting "Bart" for his own name. The family debuted as shorts on "The Tracey Ullman Show" on April 19, 1987. After a three-season run, the sketch was developed into a half-hour prime time show called "The Simpsons", which debuted on December 17, 1989. The show was an early hit for Fox, becoming the first Fox series