‘When you’re in a hole, stop digging.’ It’s a famous mantra known to all; everyone that is, except for Michelle Mone. The lingerie tycoon has spent most of the past 24 hours railing against critics on her Twitter/X account, following her disastrous interview with Laura Kuenssberg in which she admitted she lied when denying involvement with a company that won UK government deals to provide personal protective equipment during the pandemic.