We all know The Simpsons, 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.

Now that you know how everything started take a look at the evolution this popular animated sitcom has had through the years and how much their appearance has changed.