The live-streamed show will see the duo playing in the unique setting of a National Park with the beauty of the natural world as a backdrop.
George Ezra also won Best British Male Artist, while Jorja Smith was awarded Best British Female Artist.
Often seen as a distant cousin of the Grammys, BRIT Awards ceremonies have their own fair share of surprises. Here are seven of the biggest.
From iconic outfits to poignant moments, these are the best BRIT Awards live performances have helped make the ceremony an essential watch each year.
The song was originally released by Capitol Records in January and has been a global smash.
Years & Years' recent single ‘Play’ with Jax Jones went Top 10 in the UK singles chart, alongside a nomination for Best British Band at this year’s BRIT Awards,
Originally released in 2010, 'My Best Friend Is You' was the follow-up to the singer-songwriter’s chart-topping debut, 'Made Of Bricks'.
The new film allows fans to go behind the scenes to discover more about the making of the video for the duo's global smash hit.
The album marked KT's spectacular arrival in the mainstream, selling five million copies worldwide and going five-times platinum in the UK.
The new release celebrates the tenth anniversary of their original performance with the BBC Concert Orchestra.
The stars will take to the stage during the ceremony at London's O2 Arena on 20 February.
The band was recently nominated for various BRIT awards, alongside Florence + The Machine and Sam Smith.
The fast-rising star plays six headlining UK shows in May and also appears at Warrington's two-day Neighbourhood Weekender festival.
Ariana Grande, Drake and Eminem are also in the running in the award ceremony's International categories.
The Grammy-winning star's new track is an original song that will serve as the theme to the forthcoming animated mini-series.
The singer-songwriter will be releasing a special cover each day leading up to Christmas, with upcoming covers including Justin Bieber, Lauryn Hill, The Weeknd and more.