Tonight brings the highly anticipated Halloween-themed midseason finale of Pretty Little Liars, and our favorite liars went all out in custom period costumes, by wardrobe stylist Mandi Line, for the Ravenswood Halloween soiree. Aria oozed gothic glamour in a lace and satin ensemble, Spencer looked picturesque in an authentic Victorian creation, Hanna took the roaring '20s to new heights via decadent accessories, and Emily's sexy mobster get-up would have Al Capone weak in the knees. It's a Halloween style battle of epic proportions! Step inside to get a closer look at their incredible costumes, then vote for your favorite.
Can't wait until January 2014 for the second half of Season 4? Satisfy your PLL craving with a look back at all of the inspirational looks donned by Rosewood's style set thus far.