Libido

"Free at last! This is going to drive Jealousy crazy!"

- 's unlock message.

 is a limited-time premium character that was released on February 3, 2021, as part of the Love and War 2021 Event. She is unlocked upon the purchase of a Tray of 132 Donuts during the event.

About
 is a girl in Lisa's mind, along with Jealousy, Honesty and Conscience. She is a concept depicted in Lisa Simpson's mind, and is shown to be locked up in a cage.

Trivia

 * From Season 15, Episode 10 "Diatribe of a Mad Housewife".
 * She is one of the very few characters to not have a quote when selected.