How Long Charlie Puth Download 'How Long' on iTunes
Released in 1993, it was the second single from their second album 'Everything Changes'.
It proved to be the first of 11 number ones for the boys, staying at number one for four weeks and starting a streak of four consecutive number one singles.
The video was shot in Acapulco, Mexico and features clips of the band dancing and singing around their exotic surroundings.
In Gary Barlow's autobiography, he stated that after the disappointment of where 'I Found Heaven' was filmed, the band were a lot happier about the location for this video.
Check it out below and let us know what you think...