Holy big 80s hair! Wowsa!
Yup, that's him. And his wife Calista Flockhart. The two attended a costume party in Brentwood, California on Monday looking like they just stepped out of a "Poison/Skid Row/Def Leppard/Insert Any 80s Hair Band Here" video.
Between the zebra pants, the skull t-shirt, the red jacket and the insane wig, we are pretty sure Harrison has actually won the Most Unrecognizable Award this year.
So cool that he can have a sense of humor about things though. Wouldn't you just love to spend a day hanging out with him??
[Image via GSI Media.]