Miley Cyrus@ London's Fountain Studios

Miley Cyrus dons some on-trend leather shorts as she heads into north London's Fountain Studios prior to her live performance on tonight's fourth semi-final of "Britain's Got Talent". The 17-year-old will be performing her new single "Can't Be Tamed" on the show in front of Simon Cowell, Piers Morgan and Amanda Holden.