A host of other acts have also been announced for this year’s event.
The one-off documentary will air on BBC Three before airing on BBC One.
Find out who else won at last night’s awards.
Tickets for the tour go on sale this Friday.
The girl group reveal some details about their fifth studio album.
The UK’s biggest girl group is back with a new tune.
She’s not just about that bass. Find out why we’ve fallen for Meghan Trainor.
The girl group picked up more than 50% of the vote.
The feisty video could be the girl group’s best yet.
The pop group remix the single with Machine Gun Kelly for its single release.
The track has been remixed for its single release.
Watch the chart-topping girl group’s latest music video.