Lindsay Lohan rocked out in a sexy Herve Leger bandage bikini an early 23rd birthday party for herself held at Wet Republic at the MGM Grand Resort Hotel & Casino in Las Vegas on Saturday. We have to say, she looked pretty decent.

Until we remember that it's Lindsay Lohan, of course.

The Mean Girls actress hung out with her friends (including Brittny Gastineau) in the VIP cabana. Check out her red number below and tell us what you think ...

Lindsay Lohan celebrates her 23rd birthday in style.

To be honest, we are a little surprised, and certainly glad, that Lindsay appears poised to survive until her actual birthday on Thursday. Doing all that coke and eschewing food is truly an impressive feat. Way to go, girl! Time to party!

Click to enlarge lots more Lindsay Lohan pictures from the event ...