Long-suffering Beth’s in the kitchen again, this time preparing Sunday lunch. Christine (who wasn’t even invited in the first place) demands several different kinds of potato, and Colin makes poor Jazz feel very anxious about his return to work after being off with stress, but as usual it’s Cathy who is the most badly behaved guest.

After downing her wine like it’s going out of fashion and complaining of the heat in the kitchen, she tells Beth she wished she could be more like her – because Beth doesn’t seem to care what she looks like!

Meanwhile, as pregnant Sophie is feeling queasy and everyone has forgotten Jazz is a vegetarian (again), the gathering is about to have a conversation that’s really inappropriate for the Sunday dinner table…