As a young man, Henderson performed as a guitarist in the Panorama Trio at the Vancouver Hilton Hotel's Panorama Roof restaurant. He then helped form the
psychedelic rock group
The Collectors. After The Collectors disbanded, Henderson and other former Collectors formed the band Chilliwack. The group played together for more than 30 years, and produced the hits "Lonesome Mary", "California Girl", and "
My Girl (Gone, Gone, Gone)". He is also part of the
folk music supergroup UHF. As well as performing, Henderson has produced many recordings; he won the 1983
Juno Award for "
Producer of the Year", with
Brian MacLeod, for Chilliwack's
Opus X album. He also won a
Genie Award for best original song in a movie ("When I Sing", from
Bye Bye Blues), and was musical director for the Canadian edition of
Sesame Street from 1989 to 1995. Henderson was a founding inductee to the
BC Entertainment Hall of Fame in 1994. Henderson has served as director of the Canadian Association of Recording Arts and Sciences (
CARAS) and as president of the Songwriters Association of Canada. In 2014 he was awarded the Special Achievement Award by
SOCAN at the 2014 SOCAN Awards in Toronto. Henderson was named a
Member of the Order of Canada in 2015. In 2016, Henderson continues to tour Canada as a solo musician ==Personal==