Time travel can have terrible consequences. If you change one thing, you could erase your own existence. Or even worse, end up in a hairnet with a pseudo-Italian accent checking out your mom.
YouTube channel OneMinuteGalactica stitched together bonus footage from Back to the Future to create a Marty McFly persona much different from the one fans came to love in the 1980s.
See also: 'Back to the Future' Got More Than Time Travel Wrong
Really this clip just proves what the movie-going public has always known — Michael J. Fox should never play a tough guy.
BONUS: 10 Epic Movie Supercuts
We're starting this gallery rather appropriately, with a marvellous "it's showtime!" compilation.
Nic Cage. Losing his sh*t.
Some movie cliches are so hackneyed, they deserve this kind of treatment.
...And there are a lot of them.
This boasts no less than 70 "sit down and shut ups."
Every "McFly" uttered in the Back to the Future films = YouTube gold.
Another cliche gets a supercut.
Fargo fans will love this collection of Minnesotan "yahs."
Arnie sure can scream.
Finally -- get out of here!
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Image: Youtube, OneMinuteGalactica