Billie Faiers made sure turning 30 was a birthday she would never forget, by throwing an incredible Great Gatsby-themed 20s party.The former TOWIE star was joined by her sister Sam, their partners Greg Shepherd and Paul Knightley and other famous pals including Ferne McCann for the decadent bash which was held at Hedsor House – which is the same Buckinghamshire venue where Mark Ronson celebrated his 33rd birthday and scenes for Killing Eve were filmed.