Pussycat Doll and Sky 1 HD 'Got to Dance' judge, Kimberly Wyatt, models a bespoke Wayne Hemingway designed dress adorned with LED lights, to promote Cancer Research UK's first night time walking marathon, Shine, to be held in Manchester on 17 April 2010. www.cancerresearchuk.orgshine br br Over 5000 people have already signed up for the event with participants given the option of walking a full marathon of 26 miles or half marathon of 13 miles.