First try turning it on.
Are your batteries dead?
nothing
nothing
the games will change
You get a Diploma from the game designer from inside the game (Celadon city in one of the buildings), you can print out the diploma if you have a game boy color printer and professor Oak says your pokedex is complete. That is all to it. Nothing special.
Game Boy and Game Boy Pocket
ur screwed
All of them are. - Game Boy and Game Boy Pocket, - Game Boy Colour, - Game Boy Advance (inc SP and SP+), - Game Boy Micro.
Unfortunately, we never find out what happens to him. Perhaps it is a secret part of the game that has nothing to do with the ultimate outcome of the Island (like the bird).
No, no you can't. When Balloon Boy launches into the sky, there is nothing else you can do but go on with the game.
Yes. You can play Game Boy, Game Boy Color and Game Boy Advance games on a Game Boy Advance SP.
almost nothing
No, you can't. Super Game Boy is only compatible with Game Boy and Game Boy Color games.