Bournemouth has the highest proportion of bottle blondes in the country. The highest number of blondes - both real and fake - live in Manchester, the study by women's website iVillage.co.uk found. Beauty expert Roni Dutta said: 'We must look at the influence of celebrities such as Linda Barker and Penny Smith, whose hair oozes glamour, sophistication and youth. 'As our attitudes become younger, so must our appearance.'