Popsugar Entertainment Pretty Little Liars Pretty Little Liars Halloween Costume Ideas Have a Pretty Little Liars Halloween With These Costume Ideas October 17, 2017 by Ryan Roschke View On One Page Photo 14 of 27 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 14 Emily Fields What to wear: Emily has a casual, laid-back style. Here's hoping you have the hair to pull off her look! How to act: Emily is level-headed, loyal, and logical. She always tries her best to figure out a mystery or be a good friend. Previous Next Start Slideshow Pretty Little LiarsHalloweenHalloween CostumesPop Culture Halloween CostumesTV