Kim Kardashian at Vanity Fair. Photographed by Rich Fury The 41-year-old reality star made an appearance at the annual fashion event in May wearing the iconic dress originally worn by late Hollywood legend Marilyn Monroe as she sang to President John F. Kennedy back in 1962 and Kim lost a reported 16lbs in three weeks to fit into the gown but has now claimed to have shed a further 6lbs since. READ MORE | Kim Kardashian announces launch of new skincare line SKKN BY KIM”It actually taught me a lot about my lifestyle and my health!”.