The song was written by Take That and produced by Greg Kurstin and features Mark Owen, Gary Barlow and Howard Donald on lead vocals.

On completion of Take That's sell out European tour, Take That Live 2015, the band announced they would be re-releasing their number one-album, III, with 4 new songs.

[1] The music video for "Hey Boy" was filmed in New York City and features the band dressed up as 70s pop stars walking through the streets and into a nightclub while performing the song.

The single received positive reviews upon its release, with Entertainment Focus calling it "an 80s influenced track featuring chunky synths and a big chorus.

"[1] The Manchester Evening News called it "uptempo and catchy" continuing by saying that "'Hey Boy' is in the same vein as the winning formula of 'These Days', the song that brought us all onto the dancefloor at weddings this summer."