Take 800 fine, feathered, and frocked-up ladies (and  handful of brave males), add a scrumptious three course menu, inspirational Spring Racing outfits on parade and you have the Melbourne’s GPO Racing in Style Ladies Luncheon. Mix in special guests like socialite Lillian Frank, milliners Paris Kyne and Kerry Stanley, presenter Kelly Landry, hilarious stylist Richard Reid and top it all off with a medley from Caroline “I’m only here because …