 Allen also appeared on the shows of other entertainers, even the mildly rock and roll program "The Pat Boone Chevy Showroom" on ABC.In the late 1970s and early 1980s, Allen recorded a solo piano album for the Pianocorder Contemporary Artists Series, joining such other artists-pianists of the day as Liberace, Floyd Cramer, Teddy Wilson, Roger Williams, and Johnny Guarnieri.His solo album was popular.