Continuity mistake: When finding out she killed Bethany, Mona's eye make up is ruined from her crying. However in the next shot she's in, her make-up is totally on point.
Pretty Little Liars (2010)
1 continuity mistake in season 6
Starring: Lucy Hale, Ashley Benson, Sasha Pieterse, Shay Mitchell
Someone to Watch Over Me - S1-E20
Continuity mistake: After Jenna is slapped by Hanna in the bathroom a single tear streams down her right cheek. The next shot of Jenna shows the tear track on her left cheek.
Trivia: The theme song for the show, 'Secret' by The Pierces, was suggested by Ashley Benson.