Jimmy Fallon and Elizabeth Olsen turn The Tonight Show into a WandaVision parody
The March 4, 2021 sketch, titled 'FallonVision,' moved through decades of talk-show history before revealing WandaVision co-star Kathryn Hahn had orchestrated the illusion.
Jimmy Fallon and WandaVision star Elizabeth Olsen turned a March 4, 2021 segment of The Tonight Show into a parody of the Marvel series, titled "FallonVision." Instead of the sitcom decades Wanda Maximoff conjures in the show, Fallon and Olsen moved through eras of late-night talk-show history, with the set, wardrobe and opening graphics changing as they went from the 1950s toward the present.
As in WandaVision, something was wrong beneath the surface of the bit. Olsen's character grew increasingly aware that she and Fallon were being kept apart, noticing they were separated into what the segment staged as "boxes" and questioning why Fallon appeared to control everything around them.
What is not established beyond the sketch itself is any detail of how it was produced, whether it was filmed remotely, or reaction figures such as viewership. No outlet reviewed here reported ratings or behind-the-scenes production details.
The mechanism: a role reversal on who controls the reality
The premise flipped WandaVision's central dynamic. In the Disney+ series, Wanda is the one unconsciously warping reality into old sitcom formats. In "FallonVision," it was Olsen's character pressing Fallon on why their surroundings kept changing, while Fallon's character seemed to be the one steering the illusion — echoing, according to coverage, the show's suggestion that Fallon had been engineering a pre-pandemic talk-show effect complete with a live studio audience.
Jimmy...why aren't we together?
When Fallon's character misunderstood the question, Olsen clarified: "I mean why aren't we in the same room? Why are we in these boxes?" The exchange mirrors the moment in WandaVision when Wanda begins to question the boundaries of the world she has built.
The framing: a surprise reveal borrowed from the source material
The segment ended by revealing that Kathryn Hahn — who plays Agnes, WandaVision's not-so-friendly neighbor who is later unmasked as the witch Agatha Harkness — had been behind the strange goings-on all along, a direct nod to the show's own late-season twist. Coverage of the sketch did not report whether Hahn appeared live or via a pre-recorded insert.
What it signals
The sketch landed in the closing stretch of WandaVision's original run, when the show's decade-hopping format and its mystery-box structure were already a heavily discussed piece of pop culture. Building a late-night parody around the same mechanic — genre pastiche concealing a hidden manipulator — treated the audience as fluent in the show's internal logic rather than needing it explained, a sign of how thoroughly WandaVision's format had entered mainstream conversation by early March 2021.
US In News compiled this archived account from contemporaneous coverage by Forbes. It restores a story originally published on this site in March 2021; figures are as reported at the time.