If you'd like a complimentary copy of the soundtrack to The Legend of Zelda: Ocarina of Time, celebrating the launch of the 3DS revision and the series' 25th anniversary, time to act fast.
One, you need to have purchased a copy of The Legend of Zelda: Ocarina of Time 3D.
Two, register a Club Nintendo account.
Three, connect your copy of Zelda to said Club Nintendo account before midnight PST.
The soundtrack features 50 tracks, one orchestral melody made for this release, liner notes with character illustrations, and a message from Shigeru Miyamoto and composer Koji Kondo.
After midnight, your cartridge turns into a dodongo!