Agnes is upset about all the unrest at home but realises that she has an equally frosty relationship with Maria's mother Hilary. With Maria about to give birth, Cathy convinces Agnes to build bridges and invite Hillary out for dinner. Agnes takes Hil... (more)lary for dinner in a rather unusual setting and relations between the pair gradually begin to thaw - particularly as Hillary gets increasingly drunk. Meanwhile back at home Maria suddenly goes into labour. With Buster panicking, Dermot fainting and the rest of the family out the house, will the ambulance arrive in time?