TROIAN BELLISARIO, ASHLEY BENSON, LUCY HALE, SHAY MITCHELL

PRETTY LITTLE LIARS – “How the ‘A’ Stole Christmas” – Aria, Emily, Hanna and Spencer look for proof to clear Spencer’s name in “How the ‘A’ Stole Christmas,” the special Christmas episode of ABC Family’s hit original series “Pretty Little Liars,” premiering Tuesday, December 9th (8:00 PM – 9:00 PM ET/PT). (ABC Family/Eric McCandless)
TROIAN BELLISARIO, ASHLEY BENSON, LUCY HALE, SHAY MITCHELL