It's official: Lauren Conrad has freed herself from The Hills drama. Last night's season finale was simultaneously her final episode. But it was not all sad goodbyes because we got introduced — or reintroduced for Laguna Beach fans — to the sassy Kristin Cavallari. Did you notice how she sat next to Justin Bobby at Heidi and Spencer's wedding? Interesting! Of course, it wouldn't be The Hills without a smidgen of drama. Take my super quiz to find out how well you were paying attention to the fashion details.
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