Can we talk about Pretty Little Liars? If you're not down with the thriller-mystery, which has its season 5 premiere tonight on ABC Family, then this is what you need to know: it follows the plight of four fab-haired high school friends, Aria (Lucy Hale), Spencer (Troian Bellisario), Hannah (Ashley Benson) and Emily (Shay Mitchell), who are being being stalked by a mysterious figure named "A." And guess what? It's the most tweeted about show in history. Because we're anticipating a social-feed-takeover situation tonight (remain on spoiler alert) let's take a look at the cast's real-life style stats.