excess in every way. we had our calvin kleins and ralph laurens and donna car rans. it was rather scandalous. the underwear ads stopped traffic in times square. in the 2000s, things have become less formal. super models brought fashion into every household. now what s embraced is being yourself. style gives you a voice. it s freedom. i spoke earlier to celebrity stylist josi about how american style came into its own. take a look. seems that american style is constantly evolving, so how do you define it? what makes it unique? well, i mean, i think when you really break down american style, it really isn t about fashion. you know, fashion isn t really just about clothes. but it s really about an expression, a way of life. and i think as you ve seen it in all of these decades, and i think that s the beauty of this particular series, that you ve seen how fashion can really articulate a period of time.