In this episode, celebrities reminisce about their fumbling attempts at career progression - the times they tried to be taken seriously in the workplace as grown-ups worthy of respect. There are also confessions of occupational hazards such as office romance, theft and being fired; as well as dubious bosses, sales spiel and motivational exercises. Jimmy Carr reveals how to market oil. Rufus Hound gives advice on jewellery PR. Grace Dent has tips on teen magazines. Marco Pierre White abandons his Michelin stars for a job as kitchen porter in Harrogate, while Rufus Hound goes back to educating kids at the Science Museum.