Many working mums and dads love their jobs but miss their kids. They feel guilty that they don't spend more time with their children but worry about giving up the income and personal satisfaction that work brings them.

Who Rules the Roost? gives families the chance to make a radical change to their lives while revealing the reality of modern parenting.

Over four weeks, both Mum and Dad take it in turns to give up work and become their childrens' full-time carers. And that means coping 24 hours a day, seven days a week with endless piles of laundry, demands for food and keeping their tiny offspring entertained.

At the end of the experiment, the parents have to make a decision about whether either of them will hand in their notice permanently.