The Rules of Fall Style–American denim label Lucky Brand enlists once more leading model Sean O’Pry to give us a preview of its fall 2013 collection. Showing us seven styles included in Lucky Brand’s latest offering, Sean never fails to impress decked out in a series of casual looks for the upcoming season. Dressed in checked shirts, cotton tees and knitwear designs, without forgetting Lucky Brand’s signature washed jeans, Sean unveils a functional wardrobe that pays homage to the classic American style, but that at the same time reveals a rebellious attitude.