From the CMA and Mercury awards to Grace Jones and Hot Chip live: the week in music - in pictures

Tim DeLaughter of Texan rock group the Polyphonic Spree performs at the Forum in London on Halloween. Photograph: Jim Dyson/Redferns via Getty Images

Joe Newman, Gwil Sainsbury, Gus Unger-Hamilton and Thom Green from Alt J pose after winning the Mercury prize for their album An Awesome Wave outside the Roundhouse in London on 1 November. Photograph: Olivia Harris/Reuters

Taylor Swift on stage at the 46th Annual CMA awards show, in Nashville on 1 November. Photograph: PictureGroup/Rex Features

The Bootleg Beatles visit a tea restaurant before their Hong Kong concert on 1 November. Photograph: ChinaFotoPress/Getty Images

Nicki Minaj performs at the 02 Arena London on 31 October. Photograph: Jim Dyson/Getty Images

Rapper Ninja of Die Antwoord performs at the Voodoo Experience in New Orleans on 26 October. Photograph: Chelsea Lauren/WireImage

Alexis Taylor of Hot Chip performs at the Columbiahalle in Berlin on 1 November. Photograph: Jakubaszek/Redferns via Getty Images

Ana Matronic of Scissor Sisters performs on Italian X Factor in Milan on 1 November. Photograph: Stefania D'Alessandro/Getty Images

Grace Jones at Roseland Ballroom, New York, on 27 October. Photograph: John Lamparski/WireImage

Flavor Flav of Public Enemy on the main stage at the Relentless Freeze festival at Battersea Power Station, London, on 27 October. Photograph: Joseph Okpako/Redferns via Getty Images

Kevin Parker of Tame Impala plays at the HMV Ritz in Manchester on 1 November. Photograph: Andrew Benge/Redferns via Getty Images

Warren Cann, Midge Ure and Billy Currie of Ultravox perform at Kesselhaus in Munich on 29 October. Photograph: Stefan M. Prager/Redferns via Getty Images

Zhala performs at the Brixton Academy, London, on 1 November. Photograph: Christie Goodwin/Redferns via Getty Images