File this one under strange but true.

Linsday Lohan and Ryan Seacrest were snapped partying late into the night at her room at the Chateau Marmont in Los Angeles, before moving the party over to his house.

The celebrity site X17online.com reports that Lohan went to the Chateau Marmont with Ryan Seacrest around 8:30pm before the the duo headed to out for some Hollywood clubbing.

Lindsay then left the club around 12:10am with Ryan, and she hid in the back seat of the car, and the two went back to Lindsay's party pad.

PHOTOS: Click for all of the pics from last night's Lindsay/Ryan rendezvous.

"Lindsay was obviously trying to hide from the paparazzi," a photographer told X17. "Ryan didn't seem to care. It was almost as if he were proud to be with Lindsay. Ryan was laughing while Lindsay ducked down behind the seat of the car ."

But the night was just beginning.

According to X17online.com, the music in Lohan's room was so loud, the neighbors called the police. Two officers arrived 3:30am, and the pair "moved to Ryan's house."

"They were obviously partying inside at Lindsay's, the music was so loud!" said the photographer. "I don't think Ryan has any idea what he's getting into."

RELATED: Click for the full report at X17online.com.