Ask questions and send messages of support to the second of the finalist couples as they campaign for votes ahead of Saturday's live finale. Look back at their highlights and meet their family, friends and celebrity supporters. New.
How are the Turners facing up to the reality of their destructive relationship with their girls? Will the Cooksleys stop mollycoddling their son? And can
Nicola finally get a decent night's sleep?
Dr Tanya Byron and Dr Stephen Briers visit Chris and Marie Ellis whose teen children are causing domestic headaches. Anni won't stop bunking off college, while James is reluctant to do his homework.
Shown at 7.30pm on BBC1
Heather struggles with her fourth labour, while Julie is told she will have to have a caesarean.
Benjamin Fry and Jay Hunt come to the aid of 30-year-old landscape gardener Tim Fenn whose rich lifestyle has led to debts of £40,000.
7/10. Sierra has fallen in love with the glamorous
Misty, but although they've moved in together, their relationship remains uncertain.
5/7; series three