The Good, the Bad and the Ugly
Ennio Morricone's soundtrack for the film "The Good, the Bad and the Ugly", contained whistling by John O'Neill. The main theme, also titled "The Good, the Bad and the Ugly", was a hit in 1968 with the soundtrack album on the charts for more than a year. reaching No. 4 on the "Billboard" pop album chart and No. 10 on the black album chart.