His business partner Liz assists him.  She delivers the backing vocals and a few solo performances as support, prior to the main show. 

You are sure to be amazed, to hear some songs that you will probably have forgotten about. The list of songs MemphisMark covers is very large and everyone is sure to hear a favourite or two in the repertoire of just under 734 performances he has to choose from. He covers an array of performers that the King covered i.e. Chuck Berry, Fats Domino and Olivia Newton-John to name a few.  If you go to the Jukebox page. You can hear him sing. The gallery page offers up photos taken through the years perfecting his act