What happens when you ditch the old fashioned shampoo and try rinsing your hair with the popular soda?

Apparently, the secret to Suki Watherhouse's lovely locks is a can of soda or maybe two.

In an interview with US Weekly, the model-turned-actress admitted she sometimes uses Cola to add volume and texture to her fine hair: 'I don't like my hair when it's washed - it's fine and limp - but Coca-Cola makes it tousled, like I've gone through the Amazon or something.'

Watch what happens to hair when you add Cola: