because game girl sounds weird :)
A Japanese guy named Gunpei Yokoi designed a hand held video game system called the Game & Watch series as well as several popular games for the NES. He changed the name a little when he released...
Purchase a link cable from your local game store and plug it into the link port.
sadly no you can't play the game boy advanced gamed or DS games on the original game boy because they have different shapes.
Yes you can.