Mischa Barton is one of those starlets who stands by a few select designer handbags and carries them everywhere. Her choice in bags, like this black Louis Vuitton Rivets Bag, is impeccable, but “carrying them everywhere” often means that they don’t go that well with what she’s wearing. While I love the Rivets bag, she needs something a bit lighter to go with this Missoni frock. The Rivets looks most, er, riveting when it’s worn with something city-chic, like ...