Is This The Wedding Guest Uniform for Summer 2013?

Should we run out and buy one of these for our many weddings?

Source: http://feedproxy.google.com/~r/people/stylewatch/offtherack/~3/hY7UlBdq9-0/

Heidi Montag Hilarie Burton Hilary Duff Hilary Swank Isla Fisher Ivana Bozilovic Ivanka Trump Izabella Miko