Radio 1’s Big Weekend stars sing Bruno Mars!

We got the stars, the bands, the DJ’s & the mega fans of Radio 1’s Big Weekend to sing along to Locked Out Of Heaven by Bruno Mars! Featuring......... *takes very deep breath* Dan & Phil, Little Mix, The Saturdays, Conor Maynard, Chris Stark, Bruno Mars, Danny Howard, Huw Stephens, Greg James, alt-J, Bring Me The Horizon, Wretch 32, The Script, The Vaccines, Nick Grimshaw, Olly Murs, Kendrick Lamar, Macklemore & Ryan Lewis, Dev, Angel, Sarah-Jane Crawford, Jessie Ware, Paramore, Iggy Azalea, C