Every now and then a television show comes along that is a pop-cultural lightning rod. No matter the plot attributes, acting talent (or lack of either) there's something special that captures the imagination of the viewing public and makes people want to do things like, say, dress like the shows characters. The CW's "Gossip Girl" is one of those shows. It doesn't hurt that the characters of the show have lives that include things like New York City penthouses and racks upon racks of designer clothing. But trust me, you don't need a trust fund to get the GG look.First, if you have any phobia about wearing bright colors, you'll have to get rid of that right away. Main characters Blair and Serena are known for wearing splashing colors in ways that might seem strange to your average jane. You