Credit: FayesVision/WENN.com Photo: Lindsay Lohan at the Saints Row: The Third Premiere on Oct

Lindsay Lohan's smile has been making more news than the fallen starlet herself. It all started on Oct. 12 when she was spotted at the premiere of Saints Row: The Third looking like she hadn't seen in a toothbrush in weeks.

Her teeth appeared to be brown and rotting, a possible consequence of smoking, drug use, and poor hygiene.

The unflattering pictures must have inspired Lindsay to take immediate action, because the following day her smile was visibly brighter and whiter. But the dental intervention didn't stop there — on Oct. 29, she tweeted a picture of her new teeth and thanked a Dr. Dorfman for the "zoom," a popular teeth whitening system.

 

Now that's Lilo's got her pearly whites back, let's take a closer look at her downward dental spiral: