Kristin Cavallari wraps up in fleece coat as she becomes a 'mountain girl' in the Smokies

Kristin Cavallari rocks gold chains from her jewelry line Uncommon James

Kristin Cavallari poses in a white bra top and skirt as she models her jewelry line

Kristin Cavallari and Jeff Dye Are 'Getting More Serious' But 'Taking It Really Slow,' Source Says