In the third episode we discover that Cathy and Colin have been burgled.
They've just returned from holiday and Colin has called the police.
Colin is relatively cool about what has happened but Cathy's beside herself - the thief has taken her emergency stores of Valium. Knowing that an intruder has touched everything she can't stay in her own home a moment longer, so they decamp to Beth's for a cup of tea.
The Bairds' son Ian arrives with his boyfriend Gordon. They've been suiting themselves up for a wedding and so to take their minds off the burglary, everyone insists that the boys try the suits on.
Meanwhile Colin pops home to collect his and Cathy's gear for their sleepover and makes an extremely unwelcome discovery.