Twelve Nights in Hollywood is a 2009 live album by the American jazz vocalist Ella Fitzgerald, recorded at the Crescendo Club in Hollywood, Los Angeles over ten nights in May 1961, and a subsequent pair of performances in June 1962. In 1961 Fitzgerald released an album of her live performances at the Crescendo, Ella in Hollywood, this album repeats none of those tracks, or the subsequent two singles that resulted from her 1962 stay, "Ol' Man Mose" and "Bill Bailey".