other individuals who sang on "club fifteen" were jo stafford, margaret whiting, patti clayton, evelyn knight (singer) and gisele mackenzie. vocal groups featured were the andrews sisters and the modernaires. jerry gray led the orchestra and del sharbutt was the announcer. effective march 30, 1948, the pied pipers replaced the modernaires, singing on tuesdays and thursdays as they alternated nights with the andrews trio.