We've all seen moving billboards before. I mean, hello! It's 2016. It's Harry Potter's world and we're just living in it.

But we've never seen a billboard that talks BACK to us!!!

Johnny Depp went undercover as the Mad Hatter at Disneyland recently to not only promote his upcoming movie Alice Through the Looking Glass, but to surprise theme park guests as well.

Depp sits in a little kiosk as he lures shocked guests to his billboard, conversing with them as their jaws drop. Watch the full video above, and then watch the Alice Through the Looking Glass trailer below. The film is due out on May 27: