Melissa Hastingsplayed by Torrey Devitto
Spencer's older sister Melissa has everything she ever wanted. She just got accepted to the Wharton School of Business and she's engaged to the cutest med student on Earth. What she doesn't already have, she's not afraid to take – like Spencer's newly renovated loft. What would Melissa do if Spencer took something of hers -- namely her perfect fiancé? After all, Spencer already kissed one of Melissa's exes. What's to say she won't do it again – and more? Melissa and Spencer have a definite sibling rivalry. Question is how dirty will it get?
Fans remember Torrey DeVitto for her role as Karen on Beautiful People. She got her start with guest-starring roles on Dawson's Creek, Scrubs, The King of Queens, and Drake & Josh. She went on to appear in I'll Always Know What You Did Last Summer before landing a recurring role on One Tree Hill. Most recently she guest-starred on Castle and CSI: Miami.