This episode is considered non-canon, and the events featured are not part of the timeline of the series' continuity.
Now Museum, Now You Don't is the third episode of Season 32, originally produced as an episode of Season 31.
There are four segments, Lisanardo da Vinci, 1863 France, Cupid and Diego Rivera and Frida Kahlo.
Lisa stays home from school to explore the wonders of Western art. She appears as Lisanardo, while Bart takes the shape of a French impressionist, Homer and Marge as Diego Rivera and Frida Kahlo, and Maggie as a warrior Cupid.