Q U A D R I N O M E T R Y - THE SECRET OF THE WAVE LIES IN C R E A T I O N

" is an instrumental soundtrack that plays in "Ocean Gem". It's the song that Greg played in his van, which was one of Rose's favorites, as well as one of Garnet's least favorites, which causes her to roll out of the van.

This soundtrack is available at Aivi & Surasshu's SoundCloud stream.

A Word From The Composers
"We're making art, man."

Trivia

 * When Greg plays the song, Amethyst tries to laugh and smirks, Pearl cringes, and Garnet jumps and rolls out of the van.
 * The album reappears in We Need to Talk when Greg is sorting through his van.