The mid-century sitcom world of WandaVision is as weird and charming as it is a cool meta exploration of the Marvel Cinematic Universe. In just two episodes that run less than a full hour, there's a lot to unpack from this black-and-white slice of vintage Americana. And part of that is the brief commercial interruptions we get in episodes one and two, which quietly serve as a secret explanation of the WandaVision origin story.