Lindsay Lohan went to friend's birthday party

According to RadarOnline.com,Lindsay Lohan attended her good friend photographer Tyler Shields's birthday party on Friday.

The party was held at an Olive Garden! In Burbank!

She didn't take alcohol. She drank only water.

Other celebrities who attended the party were Matt Dallas, Lyndsy Fonseca and actor Simon Curtis.

One source said, "There were about 15 or so people. It was pretty low-key but they all seemed to be having a great time. There was a lot of laughter and picture-taking, and everybody even sang 'Happy Birthday'."

Source