 When he left the UK to take up a teaching position at Berklee, the musical director post was filled by Dave MacRae, a member of the band Gibbs had led in recording funk rock music for the show.After resigning from that teaching position in 1983, Gibbs became a freelance arranger and producer, working variously with Michael Mantler, Joni Mitchell, Pat Metheny, John McLaughlin, Whitney Houston, Peter Gabriel and Sister Sledge.In 1991, he toured and recorded with John Scofield.