When You Smile EP

Artist: Louis Armstrong - Artist: Sy Oliver's Orchestra - Recording Arranger: Sy Oliver - Conductor: Sy Oliver - Vocals: Louis Armstrong - Trumpet: Louis Armstrong - Trumpet: Trummy Young - Clarinet: Edmond Hall - Alto Saxophone: Edmond Hall - Alto Saxophone: George Dorsey - Alto Saxophone: Hilton Jefferson - Tenor Saxophone: Lucky Thompson - Baritone Saxophone: Dave McRae - Piano: Billy Kyle - Guitar: Everett Barksdale - Bass Guitar: Squire Gersh - Drums: Barrett Deems

Producer: Bob Thiele - Artist: Louis Armstrong And The All-Stars - Vocals: Louis Armstrong - Trumpet: Louis Armstrong - Trombone: Tyree Glenn - Clarinet: Joe Muranyi - Piano: Marty Napoleon - Guitar: Art Ryerson - Bass Guitar: Buddy Catlett - Drums: Danny Barcelona - Recording Engineer: Bob Simpson - Recording Engineer: Eddie Brackett

Artist: Ella Fitzgerald - Producer: Norman Granz - Artist: Louis Armstrong - Bass Guitar: Ray Brown - Guitar: Herb Ellis - Piano: Oscar Peterson - Drums: Buddy Rich