Listen To Billy & Dolly's "Gold" On This Is Book's Music.

"As for the two, if you recognize them, then you are familiar with Bill Rousseau and Dahlia Gallin Ramirez from their time with The Monolith, who were known for their love of everything that’s Moog. The electronic/synth size went to sleep when the group split, but Rousseau and Ramirez felt like continuing with their musical collaboration, which is how Billy & Dolly materialized." Listen to "Gold" and read the rest over here.