I cannot belive I forgot this, but when I was little we owned the 3 Stooges NES game and at the very beggining you see the no-ghost logo from GB2 and then the stooges walk up and the music comes to a halt and you hear something to the effect of…
“Hey fellas! We're in the wrong game!”
“This looks like a kids game… you idiot”
*smack*
“Ow!”
This is very hard to get to work in the emuators out there, some skip the scene completly and others have no dialouge, it worked on Nesticle ONCE for me, I'll try to grab a wav, if you want screens lettme know…