First recorded by The Sidney Bechet All-Stars (1952).
Hit version by Chris Barber’s Jazz Band (US #5/R&B #28/UK #3/SWE #1 1959).
From the wiki: “‘Petite Fleur’ was written by Sidney Bechet, one of the first important soloists in jazz, and first recorded by the Sidney Bechet All Stars in January, 1952. The song became an international hit in 1959 with the UK recording of Chris Barber’s Jazz Band, featuring the clarinet of Monty Sunshine.
“A Top-5 hit in both the US and UK, ‘Petite Fleur’ also topped the Swedish music sales chart for 12 weeks.”
Chris Barber’s Jazz Band, “Petite Fleur” (1959):