Pandemonium kicks off in the playground but it's the parents who are up to no good. Helen and Sarah exchange fisticuffs during 'Walk to School Week'.

Mark gets paternal and prepares to play dirty to stop Chloe dating. When the school installs CCTV, Miss Hunter rebels - and gets the kids to join the revolution.

Chloe plans a sponsored sleep-out at the school for charity but the night is made extra uncomfortable for Helen when she suspects Aiden and Sarah are swingers.