In a lengthy, eclectic career that spanned more than 50 years, Fonfara performed with the 1960s rock bands The Electric Flag and Rhinoceros, Blackstone and Rough Trade, as well as adding "keyboard textures" on Foreigner's multi-platinum 1981 4 album on the No. 4 hit "Urgent" and the track "Girl on the Moon." Fonfara also recorded with the Everly Brothers, Grievous Angels, Cameo Blues Band and many others in a lauded career that included a 2000 Maple Blues Award honor for piano/keyboard player of the year. Fonfara's final recording was Downchild's Live at the Toronto Jazz Festival 50th anniversary performance in 2019, which featured guest appearances from Dan Akroyd, Paul Shaffer, Kenny Neal, Gene Taylor, Erja Lyytinen and David Wilcox; Downchild was the inspiration for Akroyd and late comedy partner John Belushi's