Hair and style

Flat hair is such a let-down, especially when you're lusting after Blake Lively 's amazing locks. When you're on your way out and your hair is looking less than lush, we have your saving grace - and it only takes seconds to do. Whether you need some instant va-va-voom volume, or a second-day strand pick-me-up, dry shampoo is your new best friend. Already one of Alexa Chung's fringe favourites ...