Girls Aloud superstar Kimberley Walsh embarks on a revealing journey across America to trace the surprising history of the most universal item of clothing in the world – the humble pair of jeans. The journey begins in San Francisco, home of Levi Strauss, stops in Los Angeles, where Kimberley investigates the celebrity premium brands, before heading to New York, where she examines the corporate side of jeans. Along the way, Kimberley meets designers and fashion experts in order to get to the heart of our passion for denim. But will her newly acquired knowledge help find the perfect pair of jeans? Kimberley Walsh: Blue Jean Girl is the fascinating story of the fashion staple.