As I already informed you, Nicole Richie is the cover star for InStyle UK's October 2010 issue.On the cover the designer wears a Winter Kate Duke vest and a Valentino fall 2010 blouse.I really like her look, it's not often we get to see her looking polished.Here are some extracts from her interview:On her fiancĂ© Joel:And then there’s Joel. Their engagement was made public by a Twitter