Mona Lisa
From Jenny Everywhere Wiki
The Mona Lisa was a famous painting whose subject had an enigmatic smile.
By 2019, the Crew of the Copper-Colored Cupids' Department of Art had “locked itself in twenty years ago to argue about some masterpiece’s goofy grin or something” as documented in Incident Report C019A, “Does Mona Lisa Know Something We Don’t?”. (PROSE: Plagiarism of the SavageMen)
In one universe, Leonardo Da Vinci had instead painted the Mona Ovunque, whose model was a version of Jenny Everywhere. (PROSE: Cleaning Day)