In November 2012, the unmistakeable tones of Barbara Windsor could be heard over the tannoy, as she encouraged Tube passengers to give to the London Poppy Appeal.
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The pub owner said the sign is a nod at having a bit of fun in support of them and celebrating their relationship and the wedding.
A 61-year-old woman was taken to hospital with head injuries after the incident in Islington, north London.
Assema Kedir Habib spoke at the commemoration of her brother Hashim Kedir and his family.