The Toys got them work doing background vocals for several recording artists. At a talent show in Brooklyn they met Eddy Chase, who in turn introduced them to manager Vince Marc and songwriter/recording executive Bob Crewe. The group became the Toys, and landed their first recording contract on Crewe's DynoVoice Records. Marc introduced them to songwriters Sandy Linzer and Denny Randell. Linzer and Randell wrote most of the songs they recorded. They took a piano piece from a Bach exercise book ("Minuet in G major" by Christian Petzold), put a Motown bassline to it, and "A Lover's Concerto" was born; the song
Switched-On Bach correct levels. After several notes were played, it was checked again to make sure it had not "drifted". According to Carlos, "Switched-On Bach" took approximately five months and a total of one thousand hours to produce. Bach provided only two chords for the second movement of the Brandenburg Concerto No. 3 in G Major, intending that the musician would improvise on these chords. Carlos carefully constructed this piece to showcase the capabilities of the Moog. "Switched-On Bach" was released with two different covers. The most common features a man dressed as Bach standing before a Moog synthesizer. Early pressings feature