Kafei

Recall what the owl said near the beginning of the game. He said that
You needed to collect the 8 instruments of the sirens to wake the Wind
Fish. Well? You have all 8 instruments! Your orchestra is complete!
Before you go wake the fish, go back to Mabe Village.Go to the library in the south of the village. Read the book at the bottom-left corner called "Dark Secrets and Mysteries of Koholint". You can't read it unless you got the magnifying glass from the trading process, so you should do that if you didn't already (see the trading process section). In the book you'll see a sequence of arrows, write it
Down or at least remember it. This is the path you need to follow in the egg. Get out of here.Now go north to Mt. Tamaranch, where you'll find the egg. Play the ocarina (song #1) in front of the egg. You're instruments will pop out
And the egg will crack open. Go inside...It's dark in here. Go two screens north and you will fall into a hole. Now follow the directions you saw in the book in the library. You'll find a hole at the end of the path (if you followed the right one.) Jump
Into the hole and you will have to fight the final boss of the game:
The Nightmare Shadows. Actually there are six of them:#1: Giant Gel Shadow #2: Agahnim Shadow #3: Moldorm Shado #4: Ganon Shadow #5: Lanmola Shadow #6: Dethl Shadow All of these are covered in the boss section, so get over there for tips on how to beat them. After you defeat all of them...there's
Nothing left, you beat the game. Well...umm...you beat the game. So I
Guess my job here is finished. Bye! LOL! Hope I helped!