The 57th Grammy awards have now drawn to a close, after a few surprises and some astonishing performances. ACDC opened proceedings with their first public appearance in 4 years. The evening’s performances included various duets including Sam Smith & Mary J Blige, Lady Gaga & Tony Bennett, Hozier & Annie Lennox and Ed Sheeran & Jeff Lynne. Rihanna, Kanye West and Paul McCartney premiered their collaborative song ‘FourFiveSeconds’. Sam Smith was the standout winner of the evening taking away 4 awards including Song of the Year and Best New Artist. Beck was the surprise of the evening after winning the awards for both Album of the Year and Best Rock Album for ‘Morning Phase’, beating Beyoncé, Sheeran and Smith himself. St. Vincent won the award for Best Alternative Album for her eponymous release and Jack White won Best Rock Performance. Tenacious D shockingly won the award for Best Metal Performance; the biggest upset in the category since Jethro Tull beat Metallica in 1989. Speaking of ‘1989’, Taylor Swift was notably quiet as she neither won or performed at the ceremony. A full list of categories and their various winners can be found on the Grammys website.