We all know it was Back To The Future day yesterday, and the whole world celebrated it with jokes about hover boards and lace-up shoes.
Toyota even made a little clip to honour the day.
But what no one expected last night, was Marty McFly and Doc Brown to appear on Jimmy Kimmel.
Yes, Michael J Fox and Christopher Lloyd took a ten minute trip down memory lane in probably the best actor reuniting ever:
After many years of hoaxes and ill-informed Photoshop edits, Back To The Future Day is finally here – and for REAL this time.
There have been many Marty McFly based articles filtering the web over the past few days, from hoverboard-based posts, to Jaws 19 BUT for many, this video is something we've all been waiting for.
Many of the original locations feature in this five minute clip and Marty's prized Toyota truck even makes an appearance: