Denny Randell (also a hit for The Spinners in 1979, and in Ireland for Boyzone in 1994), "Opus 17 (Don't You Worry 'Bout Me)", and, with Bob Crewe, "Let's Hang On!". Randell and Crewe later co-wrote Valli's solo hit "Swearin' To God". In 1965, Randell and Linzer wrote and produced most of the songs for the R&B girl group, The Toys, including their singles "A Lover's Concerto" (adapted from "Minuet in G major", a classical music piece), and "Attack!" Another Toys recording written by the duo, "Can't Get Enough Of You Baby", was later covered by the garage band ? and the
Keyboard concertos by Johann Sebastian Bach Keyboard concertos by Johann Sebastian Bach The harpsichord concertos, BWV 1052–1065, are concertos for harpsichord, strings and continuo by Johann Sebastian Bach. There are seven complete concertos for a single harpsichord (BWV 1052–1058), three concertos for two harpsichords (BWV 1060–1062), two concertos for three harpsichords (BWV 1063 and 1064), and one concerto for four harpsichords (BWV 1065). Two other concertos include solo harpsichord parts: the concerto BWV 1044, which has solo parts for harpsichord, violin and flute, and "Brandenburg Concerto" No. 5 in D major, with the same scoring. In addition, there is a nine-bar concerto fragment for harpsichord (BWV