When a party starts with the Arctic Monkeys belting through R U Mine? In front of a giant flaming logo, you know you're in for a good night. 

And that's exactly how proceedings kicked off at last night's BRIT awards. Beyoncé nailed it (standard), Bastille and Rudimental rocked it together, James Corden teased One Direction, and Prince was cooler than anything ever has been ever. 

There were also some superb outfits on show, with music's great and good breaking out the big guns for the party at the O2 in London. Here's our pick of the best dressed: