Fake Lisa Simpson

The "Fake Lisa Simpson" went on to a stage show as Lisa Simpson.

History
She was seen as one of Lance Murdock's assistants in Las Vegas.

She later attended Amber Simpson's funeral.

Non-Canon
The Simpsons got their own spin-off, "The Simpson Family Smile-Time Variety Hour", and Troy McClure told the audience that one family member refused to participate, but she was so perfectly recast that nobody would be able to tell. This family member was soon revealed to be Lisa, who was replaced by an attractive older model.

Behind the Laughter

 * The segment is a parody of , an infamous short-lived spin-off of, considered one of the worst shows of all time. The replacement of Lisa in the third segment with another girl reflects the recasting of in The Brady Bunch Hour when  refused to participate.
 * Her cameo in Viva Ned Flanders was pointed out in the commentary.
 * An image from the spin-off show in "The Simpsons Spin-Off Showcase" was seen in the couch gag for "Looking for Mr. Goodbart".