The Script's Danny O'Donoghue, Jessie Ware and Emeli Sandé were also in attendance at The Savoy hotel in London for the event.
Gallery - The Brit Awards 2013 launch show
Nick Grimshaw hosted the event and revealed this year's nominees, with Sandé leading the list with four nods.
The Brit Awards 2013 will be hosted by James Corden at London's O2 Arena on February 20.
Watch Jessie Ware's acoustic performance of 'Running' at the Brit Awards 2013 launch below: