2/4. It's week two of the government-backed course for parents with tearaway kids, and embattled Reg has a new strategy for managing his foul-mouthed daughter: stay cairn and walk away. Can he keep his cool? And why does Kathy, who describes herself as laid-back, quickly resort to physical punishment when her boys act up? Parenting officer Islay Downey finds out as this compelling and sometimes shocking series continues. Amanda Redman narrates. Director Fiona Grant ; Executive producer Simon Ford www.bbc.co.uk/parenting