Is anyone missing Pretty Little Liars as much as we are? Even though the second half of season three won't start til January, thankfully we have that Halloween episode to look forward to. The episode titled "This is a Dark Side" will air on October 23rd. Adam Lambert will guest star as himself in it. Will you tune in? Will "This is a Dark Side" be as spooky as the Halloween episode last year? Well, we'll find out in a few weeks. For now though, check out this sneak peek below from "This is a Dark Side" featuring Lucy Hale and Lambert:
