"Pretty Little Liars" Stars Celebrate Series Finale

YH catches up with the stars of "Pretty Little Liars" as they celebrate the series finale of their long-running hit series! Lucy Hale, Ashley Benson, Shay Mitchell, Troian Bellisario, Sasha Pieterse, and executive producer I. Marlene King share their thoughts on what they're looking forward to post-PLL, how much their relationships with each other mean to them, plus they show off their matching tattoos!