John Martin performs on stage at the Vevo Emerging Artists Showcase for Advertising Week Europe at Ronnie Scotts on April 2, 2014 in London, England.
{"Image ImageDescription": "LONDON, UNITED KINGDOM - APRIL 02: John Martin performs on stage at the Vevo Emerging Artists Showcase for Advertising Week Europe at Ronnie Scotts on April 2, 2014 in London, England. (Photo by Jo Hale/Getty Images)", "Image Copyright": "2014 Getty Images"}