[2] He left that group in 1969 and joined the country rock band Kenny Rogers and The First Edition.
In 1973, he sang the "Yipee-Yi-Yo-Ty-Yay's" on the outro of Frank Zappa's single "Montana" from the "Over-Nite Sensation" album.
Vassy left the First Edition in 1972 after The Ballad of Calico album and was replaced by Jimmy Hassell.
In 1980, Vassy released two singles for the International Artists (IA) record label: "Do I Ever Cross Your Mind" and "Makes Me Wonder If I Ever Said Goodbye.
"[1] He moved to the Liberty Records label and released seven singles on it, including Earl Thomas Conley's "When You Were Blue and I Was Green", which reached No.