Ace - How Long

"How Long" is a 1974 song by the British group Ace from their album Five-A-Side.
It reached No. 3 in the US and Canadian charts, and No. 20 in the UK chart.
Lead singer Paul Carrack composed the song upon discovering that bassist Terry Comer
had been secretly working with other bands.
Comer returned to Ace in time to play on the song.