 Solo tracks by Kirby on "Circle" include "The End of the World" and his own composition, "Sailin' to Hawaii".Oswald was also present for the Nitty Gritty Dirt Band's follow-up album, "" in 1989, singing backing vocals on the title track.Oswald was the sole member of the 1939 Smoky Mountain Boys that still accompanied Acuff at the time of Acuff's death in 1992.