Mona Kisses a Rat on Tonight's 'Pretty Little Liars'

Mona (Janel Parrish) goes in for a smooch with a rat in this still from tonight’s all-new episode of Pretty Little Liars.

In “No Stone Unturned,” with all signs pointing to Lesli as the tormentor in the hoodie, the PLLs are on a mission to get concrete proof before bringing their findings to the police.

But as the girls ramp up their investigation, “A’s” threats escalate.

Pretty Little Liars airs TONIGHT, July 14 @ 8PM on ABC Family!