LONDON, ENGLAND - SEPTEMBER 13: In the month of Freddie Mercury's 70th birthday, The Postal Museum, London comes together with the Smithsonian Institution, Washington D.C., to pair the Queen singer's prized stamp album, which is normally housed in The Postal Museum's archives - with the Smithsonian's John Lennon stamp album. The superstars' boyhood collections will be on display together for the first time at Stampex, taking place at the Business Design Centre, Islington, London. Free entry from 14th - 17th September, 2016. (Photo by Rob Stothard/Getty Images for The Postal Museum)

LONDON, ENGLAND - SEPTEMBER 13: Sunbathers fill the edges of busy outdoor swimming pool Brockwell Lido in Brockwell Park on September 13, 2016 in London, England. Temperatures in London have exceeded 30 degrees celsius today making it the hottest September day for 105 years. (Photo by Chris J Ratcliffe/Getty Images)

Writer Salman Rushdie (L) signs the golden book of the city hall of Le Havre next to the mayor Edouard Philippe on September 13, 2016 in Le Havre, northwestern France, before taking part in the Positive Economy Forum. / AFP PHOTO / CHARLY TRIBALLEAUCHARLY TRIBALLEAU/AFP/Getty Images

Writer Salman Rushdie (L) shakes hands with Le Havre Mayor Edouard Philippe on September 13, 2016 in Le Havre, northwestern France, before taking part in the Positive Economy Forum. / AFP PHOTO / CHARLY TRIBALLEAUCHARLY TRIBALLEAU/AFP/Getty Images

Writer Salman Rushdie receives the medal of the city from the mayor of Le Havre on September 13, 2016 in Le Havre, northwestern France, before taking part in the Positive Economy Forum. / AFP PHOTO / CHARLY TRIBALLEAUCHARLY TRIBALLEAU/AFP/Getty Images

Writer Salman Rushdie (L) receives the medal of the city from the mayor of Le Havre Edouard Philippe on September 13, 2016 in Le Havre, northwestern France, before taking part in the Positive Economy Forum. / AFP PHOTO / CHARLY TRIBALLEAUCHARLY TRIBALLEAU/AFP/Getty Images

Writer Salman Rushdie (L) signs the golden book of the city hall of Le Havre next to the mayor Edouard Philippe on September 13, 2016 in Le Havre, northwestern France, before taking part in the Positive Economy Forum. / AFP PHOTO / CHARLY TRIBALLEAUCHARLY TRIBALLEAU/AFP/Getty Images

Writer Salman Rushdie (L) receives the medal of the city from the mayor of Le Havre Edouard Philippe on September 13, 2016 in Le Havre, northwestern France, before taking part in the Positive Economy Forum. / AFP PHOTO / CHARLY TRIBALLEAUCHARLY TRIBALLEAU/AFP/Getty Images