Its plot was inspired by the Teen Talk Barbie doll, which "spoke" short phrases stereotypical of a middle-class American teenager.

During the entire trip to the mall and back home, Grampa tells far-fetched stories and spouts useless advice, making the family shun him.

Grampa struggles with his new job at Krusty Burger, suffering a war flashback at the drive-thru and losing his false teeth after a prank on a coworker goes wrong.

Waylon Smithers, who owns the world's largest collection of Malibu Stacy merchandise, helps Lisa find Lovell.

The doll, designed to look more realistic than Malibu Stacy, says inspirational and encouraging phrases for girls to hear instead, voiced by Lisa herself.

After a slow initial release, Lisa Lionheart suddenly gains popularity among Malibu Stacy fans after being featured in Kent Brockman's news show at the behest of his daughter.

As Springfield's children – along with Smithers – rush to the mall to buy Lisa Lionheart, a cart of Malibu Stacy dolls with new hats is wheeled into their path.

Though Lisa protests at the cheap reissues of Malibu Stacy dolls, the kids and Smithers ransack the cart regardless.

In October 1992, Mattel announced that Teen Talk Barbie would no longer say the phrase, and offered a swap to anyone who owned a doll that did.

[3] Executive producer David Mirkin thought it was difficult to make Abe funny because he is a "boring and tedious" character.

[6] Homer dances on giant piano keys recessed in the floor of the toy store, spoofing a scene from the 1988 film Big.

DVD Movie Guide's Colin Jacobson thought the episode was "good but not great", despite "more than a few strong moments, like the hilarious shot of Bart at the gay rights parade."

He added that "most years this would be an A-list program, but it’s one of season five’s lesser lights despite a generally high level of quality.

"[10] The authors of the book I Can't Believe It's a Bigger and Better Updated Unofficial Simpsons Guide, Warren Martyn and Adrian Wood, described the episode as "Lisa at her crusading best, Homer at his stupidest and Abe getting all the best lines again, especially at Krusty Burgers.

[16] One of Mirkin's favorite jokes on the show is the scene in this episode where Abe cycles down the street, shouting "Look at me, I'm acting young!"

before Lisa's Malibu Stacy doll catches the front wheel of the bike, sending Abe flying into an open grave.