Gallery: 15 Things You Definitely Didn't Know About 'Pretty Little Liars'
Pretty Little Liars is ALL about secrets, both on and off screen, so its stars have had to stay tight-lipped about the show for the past seven years—which hasn't been easy.
During an April Good Morning America interview about the final season, Troian Bellisario revealed one perk to the show ending: There won't be any more juicy secrets for them to keep!
"I'm just glad for all of this secret-keeping to be done, because it's been stressful for us!" she explained.
After watching "A" torment the Liars over the course of almost 160 episodes, do you think you know every secret about Pretty Little Liars and the cast? Scroll through the gallery to learn some little-known facts about the show that you can take to the grave.