I love seeing celebrities in items under $100. Of course they can afford the best of the best, but even they know that sometimes the cutest pieces are the most affordable ones. Two of my favorite fashionable ladies were recently spotted in cheap chic finds that you can cop right now.Rachel Bilson graced the red carpet in a two-tone romper. Lucky for you, it's from Express and only $69.50. You can dress it up like Rachel did with tights and heels or it can worn for a casual...