Fifth Harmony's smash hit 'Work From Home' has been confirmed as a million seller in the UK.

The single, which peaked at No. 2 in the UK charts in March 2016, hit the milestone in the latest charts. It has also proved to be a smash in the US where it has been certified three-times platinum with more than three million copies sold.

The music video for the single, the first lifted from Fifth Harmony's second studio album '7/27', recently became the group's second to surpass one billion views on YouTube, and the only video of 2016 to reach the feat. 'Work From Home' follows 2015's 'Worth It', the girl group's first billion viewed video.

Watch the official music video for 'Work From Home' below.

Buy the album, '7/27', here.