At the BRC international conference, Theo Paphitis of Dragons’ Den fame kicked up a stink when he was being interviewed on stage and a member of the audience asked about the collapse of lingerie retailer La Senza, which he formerly owned.

The demise of La Senza left Paphitis breathing fire about private equity methods. He fumed: “It was an absolute f***ing shocker. You can’t run a business off a spreadsheet. Grow f***ing up!”