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

Molly Sims looked cool and casual while traveling in her black leather moto jacket paired with Isabel Marant 'Ulano' crystal-embellished jeans ($1,590 at netaporter.com).

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.

At first glance, there's not much to model Delilah Belle Hamlin's casual streetstyle look (where are her pants?). But on second glance I realized she's actually showcasing a lot of fall's top fashion trends.

Zendaya shows off a cute and casual way to style your camo jacket for fall. She paired her printed jacket with a white tee, black leggings and black sneakers for a cool athleisure look that's perfect for everything from running errands to brunch with the girls.