Before the Kardashians were on television (yes, there was a time) and before Kendall and Kylie Jenner were, well, the most famous teenagers, Kristin Cavallari and Lauren Conrad were the token girls we were obsessed with, maybe even the first two famous reality teens. Kristin said at the relaunch of her Emerald Duv jewelry line in West Hollywood."It seems like so long ago, I feel old...