John Torode and Gregg Wallace recall some of the best - and the worst - reviews of the celebrities' creations. From members of the Women's Institute to previous finalists and the forthright opinions of the restaurant critics, the role of the external opinion is a crucial one. John and Gregg also revisit a classic challenge from 2011, in which the five semi-finalists were tasked with cooking the much-loved recipes from residents of a retirement village.