© Licensed to London News Pictures. 23/09/2011. LONDON, UK. Members of the 'Zi You Tattoo' stall show off their tattoos. The 7th London Tattoo convention takes place today (23 Sept 2011) at the Tobacco Dock in the East End of London. The convention attracts artists and customers from all over the world. It runs until 25th September 2011. Photo credit: Stephen Simpson/LNP