Was Ashlee Simpson given a bachelorette party last night? "Extra's" cameras spotted Ash's friends and family members, including mom Tina Simpson, and pal Nicole Richie at Kiki de Montparnasse, a Los Angeles lingerie shop!

This sighting follows rumors that Ashlee and Fall Out Boy beau Pete Wentz will be saying "I do" this weekend at her parents' home in Encino.