Looking adorbs in a red blazer and black jeans, the actress told us that, "Black, skinny jeans are my best friend...I love things that give you curves and are classic."
Not only does she like black jeans but she's also a sucker for guys who are good with words. As a matter of fact, Debby admits that she totally has a crush on Adam from Owl City because of his awesome blog...hmm, wonder what Taylor Swift would have to say about that?!
Watch the video above to get more of Debby's style tips and see why she adores Audrey Hepburn and Marilyn Monroe.
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Gallery | Pretty Little Liars : SNEAK PEAK!
Check out the latest celeb fashion in this week's Red Carpet Rewind!