LConrad092608_01_X17.jpg

LConrad092608_09_X17.jpg

Those Hills girls sure do know how to have a good time!

Example #1: Lauren Conrad at Tao in Las Vegas over the weekend, celebrating BFF Lo's birthday. And it looks like Lauren is enjoying her drink(s)!

LoBosworth092608_05_X17.jpg

Lauren Bosworth LoBosworth092608_01_X17.jpg

Example #2: Lo Bosworth, who'll turn 22 tomorrow, finds love with a mystery man the same night.

Talk about an early birthday present!