Unlike her former fling Stephen Colletti, Kristin Cavallari wasn't on The Hills last night. Instead, the former Laguna Beach babe attended a launch of the LG Scarlet HDTV Series at the Pacific Design Center in West Hollywood.

A Kristin Cavallari sighting always makes our day - but what do you think of her dress at the event? Too boring - or too revealing? We have no real complaints with her showing some leg, but it seems a tad risque to us!

Not a fashion disaster like anything Mischa Barton wears, but we're just saying. We're on the fence on this one. What do you think?

Kristin Cavallari's dress: A celebrity fashion hit or miss?