Pretty Little Liars Season 3, Episode 8 Sneak Peek: Hanna and Spencer Argue (VIDEO) Tweet July 25, 2012 by Molly Related: Pretty Little Liars, Sneak Peeks , Hanna Marin , Spencer Hastings , Emily Fields , Maya St. Germain , Season 3 Episode 8 Credit: ABC Family Pretty Little Liars Season 3, Episode 8 sneak peek. Airs July 31, 2012. Get your Pretty Little Liars fix: Like us on Facebook and Follow us on Twitter and Tumblr!