The new run continues. Knives, forks and popping corks... we're celebrating 20 amazing years of dinner party debauchery! On the final night in Cardiff, 'wise-cracking back cracker' Pete serves up a traditional menu including some locally sourced ingredients. With little known about 'mirth monger' Pete, what will David and Claire make of the bones they find in his bedroom? Will David ever stop haranguing Angharad about veganism? Was there any dog wee on the wild garlic flower Charlotte chomped down in one? And what is that faint sound of bells coming from the garden?