"One-Two-Five" is a song by 10cc released as a first single in 1980 from the album Look Hear?.
It is a reference to disco's 125 beats per minute tempo.
[2] "One-Two-Five" was released as a first single outside America ahead of the album Look Hear?.
The song was promoted by a music video directed by Russell Mulcahy based on the Eric Stewart's idea of 'disco-ectomy'.
[2] The single failed to chart in the band's native UK, which was the first time since 1974's The Original Soundtrack that a lead single wouldn't become a hit.