Lucy Hale is one of the stars of the hit ABC Family show Pretty Little Liars, but the actress has recently been to work on another ABC Family show. The actress will be guest starring on an upcoming episode of Baby Daddy. Lucy will be acting alongside former Disney stars Tahj Mowry and Chelsea Kane. Lucy will play Piper, a conservative preacher's daughter who is on trial and is being represented by the firm that Chelsea's character works for. The actress took to Twitter to share her excitement to work on the show. Lucy along with other actors on the show also shared behind the scenes pictures from the set. It appears that everyone had a great time shooting with Lucy!