K site: the key to the hottest parties around the globe!

Hollywood actress LINDSAY LOHAN celebrated her 23rd birthday with an all day party in Las Vegas on Saturday (27Jun09).

The Mean Girls star, who doesn't turn 23 until Tuesday (02Jul09), hosted a bash at Wet Republic at the MGM Grand Resort Hotel & Casino in the heart of Sin City.

The festivities began in the afternoon by the pool and saw Lohan go through five outfit changes before she hit the dance floor in the evening, cavorting to a Michael Jackson-themed DJ set at the popular club.

Lohan was pictured feasting on chocolate cake and partying with pals including socialite/actress Brittny Gastineau. By contactmusic