Kristin Cavallari arrives at the premiere of the new movie Street Kings, which was held at Grauman's Chinese Theatre on Thursday. We're not sure what brought her there, but we're not questioning it. Here's a pretty photo of K-Cavs ... 

The always-beautiful, not-too-frequently seen Kristin Cavallari.

It's a good week for the Hills / Laguna Beach crowd. Jason Wahler and Kristin's ex, Brody Jenner, both are supposedly getting their own reality shows, while Lauren Conrad continues to see record ratings for The Hills. Go team!