Jo & Friends includes work by what other musician, who was once the highest-paid entertainer in the world?  
Liberace: Władziu Valentino Liberace (May 16, 1919 – February 4, 1987), mononymously known as Liberace, was an American pianist, singer, and actor. Liberace:  At the height of his fame, from the 1950s to the 1970s, Liberace was the highest-paid entertainer in the world, with established residencies in Las Vegas, and an international touring schedule.
i don't know