It was apparently composed by the Composer Brothers, Flat and Sharp. The notes However, Link can only enter the inside of the tomb after playing Zelda's Lullaby on top of the Triforce mark. The Sun's Song is a song featured in Ocarina of Time. For The Legend of Zelda: Ocarina of Time on the Nintendo 64, a GameFAQs Q&A question titled "How do I get the sun song?". Learning After learning Zelda's Lullaby, Link can use the tune to access the Royal Family's Tomb in the Graveyard.. The "Sun's Song" can be learned from entering the Royal Family's Tomb in the Graveyard of Kakariko Village.