eBay,amazon
buy a new one
buy another one
You can buy larger expansion battery packs for the Game Boy Advance that last much longer.
you can not buy game boy advance videos anywhere as Nintendo or any other company assosiated with Nintendo has never created a video for Nintendo game boy advance
all you need to do is buy a link cable that fits the color it will also fit the advance
buy online from codejunkies.com
You can bye it on E-bay
You can still buy a Game Boy Advance SP, regardless of what year it is. It's better late than never. You can buy one on eBay, but it's selling very high this year.
There is an accessory you need to buy called a game boy player. It clips onto the bottom of your gamecube and has a slot for gameboy advance games.
You buy a charger at gamestop or ebay, plug it into the wall, and attach it to the gameboy.
buy a gameboy advance video cartridge on ebay.
Gamestop still sells em