An impromptu catwalk is being set-up at a Belper clothes shop as part of a fashion show in aid of Cancer Research UK.
M&Co are staging the fundraiser at their King Street store on Sunday, July 15.
Tickets are complimentary, with all donations received during the event passed on to the charity.
All attendees will also receive 10 per cent off on the day and refreshments will be provided.
Limited tickets are available and are being offered on a first come first served basis.
M&Co has 300 stores across the UK.