Nicole Richie to sell her size zero engagement gown

New mum Nicole Richie is selling off the vintage Halston gown she wore to her ill-fated 2005 engagement party.The singer, who gave birth to her first child Kate Madden on January 11, will display the size 0 dress at the Fisch for The Hip consignment store in New York, where fashion experts expect it to sell for $3,000 (£1,500).The daughter of legendary musician Lionel Richie has kept the gold garment even though her engagement to Adam 'DJ AM' Goldstein fell flat, but now she's starting a new life with rocker Joel Madden, she has decided it's time to let the item go.