Following the successful UK leg of their worldwide tour - having joined forces with iconic band New Kids on the Block - Nick Carter, A.J. McLean, Howie Dorough and Brian Littrell revealed all live on stage.

The group announced in front the arena's 20,000 capacity and the thousands watching across the world (via live streams to cinemas and Facebook accounts) that not only would they be returning to London in July to record their eighth album but that Kevin Richardson, ...