Elizabeth Olsen nails every era of late night TV in 'WandaVision' parody with a twist ending

*If you're not up to date with the two most recent episodes of **WandaVision**, consider this a spoiler warning.*

We're barely a day away from the finale of WandaVision, so it's a good moment to look back on a simpler time. A time when MCU/Disney+ series WandaVision was a cute sitcom pastiche with fun costumes and genre-nod...