When we saw Jamie-Lynn Sigler wearing her gold dress to a Factory Girl screening in January, we thought how adorable and easy-to-wear the frock was. But when we saw Lindsay Lohan wearing an identical dress out on the town in L.A., we thought it's a fashion faceoff! But, with a little bit of digging (actually a lot of digging and emails later), we found out that while the dresses look the same, they are actually by two different designers! Lindsay's ...