Lauren Conrad dressed up as Cruella de Vil at Matthew Morrison's Annual Halloween Bash, providing some fun and fashionable costume inspiration today!

Blake Lively wore a denim blue wrap dress, oxblood leather trench and embroidered over-the-knee boots while doing a press tour for her new movie 'All I See Is You.'

If your style requires more than simple jeans and a t-shirt, maybe model Karlie Kloss can be your muse. She gave fans major fashion inspo when she arrived at the Dior Show during Paris fashion week in a black tulle maxi skirt, white bandeau top and zippered utility blazer.

Kourtney Kardashian was spotted in a bell sleeved sweater as she headed home after a church service in the 90210.