Lauren goes for a slightly more sophisticated take on a casual hairstyle during a 2005 appearance on TRL. (The other guest was Reese Witherspoon — kinda random, no?)
Here, you can see the beginnings of Lauren's trademark look. Her brows have grown in a little more, and she's lightened them to match her hair. We're also seeing a little bit of black eyeliner with barely-there pink lip gloss.