Lyrics:

Armstrong, Louis (Trumpet, Vocal)
Fitzgerald, Ella (Vocal)
Oliver, Sy (Conductor, Arranger)
Webster, Paul (Trumpet)
D'Amico, Hank (Clarinet)
Ludwig, Frank (Tenor Saxophone)
Jones, Hank (Piano)
Barksdale, Everett (Guitar)
Brown, Ray (Bass)
Blowers, Johnny (Drums)