Single-O by Ella fitzgerald Overview Tag Appears on Complete Songbooks - 16 - The Johnny Mercer Songbook Ella Fitzgerald Sings the Johnny Mercer Song Book Ella Fitzgerald: The Johnny Mercer Song Book The Complete Ella Fitzgerald Song Books The Complete Song Books (Disc 16) Johnny Mercer The Ella Fitzgerald Song Books, Disc 16: Johnny Mercer The Johnny Mercer Songbook The Johnny Mercer Song Book Playcount 61 Listeners 15