Five boys. Millions of devoted fans. One Direction! Since graduating from TV talent show The X Factor in 2010, cleancut cuties One Direction have taken the pop world by storm, breaking chart records on both sides of the Atlantic with...

With multi-million album sales, chart-topping singles and an exuberant Technicolor fashion sense, 'I Kissed a Girl' and 'California Gurls' singer Katy Perry is the pop princess of the moment. This glossy visual biography charts Katy's...