Pilcro Cotton Button Front Midi Dress Brown Pattern Editorialist 10 White Button Down Outfit Ideas You'll Wear on Repeat The iconic polka dot dress Julia Roberts wore in 'Pretty Woman' in 1990. I know, I know, I'm going from one side of the spectrum of costume history to the other. Just The brown dress with white polka dots worn by Julia Roberts in the polo match scene of Pretty Woman still sticks in the memory as a stand out style moment in cinema,