In honor of #TBT (aka the glorious tradition of Throwback Thursday), Us Weekly and Pretty Little Liars have partnered to bring u the prettiest little never-before-seen photos, straight from the ABC Family drama's archives.

A new episode of Pretty Little Liars called "Over a Barrel" airs tonight (January 13), and now, ABC Family has released some spoiler foto's for the episode after that.

ABC Family has released some spoiler foto's for "Over A Barrel," which is the third episode of Pretty Little Liars' winter season and airs on January 20.