This has got to be one of the coolest ideas ever! Gregg and Mike with Arcade Impossible has set it up so you now can play their Donkey Kong arcade online and stream it through their Twitch.tv channel. Here is a link to their site to play the game, as well as their Twitch.tv channel. Be sure to subscribe to these guys too; they have an awesome show.
Play Donkey Kong here: http://www.arcadeimpossible.com/game/
Their Twitch.tv channel: http://www.twitch.tv/arcadeimpossible
Their YouTube channel: https://www.youtube.com/user/arcadeimpossible
Their Facebook: https://www.facebook.com/ArcadeImpossible
Their Twitter: https://twitter.com/ArcadeImpossibl