What's the Use of Feeling (Blue)?

"What's the Use of Feeling Blue" is a song featured in "That Will Be All". It is sung by Yellow Diamond, (supported by Yellow and Blue Pearl) to cheer Blue Diamond up, by singing about how they both miss Pink Diamond, but there’s no point in getting lost in grief when they still have responsibilities to tend to as leaders of Homeworld.

Trivia

 * This song was first hinted at by Deedee Magno-Hall, saying that she would be singing back-up to Patti LuPone's character, Yellow Diamond.
 * Motifs from "Yellow Diamond" and "Blue Diamond" can be heard in the instrumental.
 * Yellow Diamond's lyrics reveal that Lapis Lazuli Gems are made to terraform colony worlds, and that Agates like Holly Blue Agate are meant to be terrifying overseers.