After a whirlwind paparazzi frenzy of a trip to New York for the holiday, Lindsay Lohan and rehaboyfriend Riley Giles made a hatted return to L.A. last night. Let the Christmas shopping sprees commence!

LiLo arrived at LAX last night, where she was flanked by airport security as she made her way to a car -- someone has to protect her from herself!

What, no National Guard?