One of the workers who will be remembered at today's Workers' Memorial Day is Ann Mawer, who died alongside her friend Sue Barker, in a blast at Fred's Taxis in Immingham in 2007 when petrol on the premises ignited.
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John Newman said "there are people in far worse situations than me and I want to give them a bit of hope".
The beloved British high street chain will disappear from Britain's towns on Sunday as the last stores closed down.