Father, Dear Father 1971 S05E03

Episode: Nothing But the Truth. Beset by tooth-ache Patrick is persuaded to ring his dentist - but the dental surgery has been replaced by a plumbing firm, causing a cross-purposes phone conversation. Georgie gets Patrick to see her dentist, who turns out to be Karen's terminally clumsy boy-friend. And the plumber has a nasty surprise as well for Patrick.