BGT judge Amanda Holden channelled office chic in a sophisticated green mini dress as she walked through London.The 51 year old, who recently shared an adorable snap of the BGT panel swapped out for their children, looked incredible as she was spotted leaving the Heart Radio Studios on Wednesday, where she presents the Breakfast show with Jamie Theakston.The mum-of-two wore a bright green dress with a square neckline and corset-style top.The dress had padded shoulders and a small slit up the front. She paired it with delicate necklaces layered around her neck, small hoop earrings and a number of bracelets, including from designer Van Cleef & Arpels.