Some of you may remember the Twitch plays Pokemon event when thousands of people turned up to take part in watching characters go back and forth, and now they can do it again!
This time however the event is not for Pokemon but for an old Game Boy Color game, Metal Gear Solid: Ghost Babel.
As you would expect things have not started as smoothly as some might have expected, with viewers taking about five hours just to clear the first stage of the game.
But if watching Snake running into walls and dying a lot then Twitch plays Metal Gear is definitely for you.
Check it out in the embed above.