How to Lose Weight Well

Katie and Rachael from north London want to slim down before a weekend getaway and have ten days; Katie tries out the master cleanse diet, rumored to be favored by Beyoncé and made up of water, maple syrup, lemon and cayenne pepper.

Daria and Emma have seven days to drop some pounds for a party; bridesmaids Emma and Elisa test drive a six-week diet plan; Dom and Adam prepare to slim over four months.

Stefanie and Jade have 10 days to slim for a clothing label launch; Matt and Robb battle the bulge for a university reunion; Vicki and Kerry get fighting fit for a mud race.