This is such an overasked question that I am starting to think Tynan should do something about it <| sep |>### The DUFF 2015 DUFF % 282015 % 29 Comedy USAPG 13 , 1 h 41 min Mae Whitman , Robbie Amell , Bella Thorne , Bianca A . Santos Director Ari SandelIMDb rating # movieguidestars # 9733 # 9733 # 9733 # 9733 # 9733 # 9733 # 9733 # 9734 # 9734 # 9734 6 . 510 50 , 458 votes Bianca ' s a teenager who ' s in the middle of her senior year . She has two friends , Jess and Casey who are attractive . She has a crush on a guy named Toby so she goes to a party where he ' ll be . While there , Wesley , her neighbor and friend tells her she ' s a DUFF , Designated Ugly Fat Friend who is someone who makes other people feel good about themselves . In this case , Jess and Casey . She then freaks out and cuts all ties with Jess , Casey and Wesley . She decides she wants to reinvent herself so she asks Wes to help her and he does which is not an easy task . IMDbCritical reception The Duff received generally positive reviews from critics . The review aggregator website Rotten Tomatoes reported a 71 % approval rating , with a rating average of 610 , based on 101 reviews . The site ' s consensus states The DUFF doesn ' t achieve teenmovie greatness , but offers enough of a postmodern twist on the genre to recommend and boasts typically great work from star Mae Whitman . On Metacritic , which assigns a normalized rating out of 100 based on reviews from critics , the film has a score of 56 based on 28 reviews , indicating mixed or average reviews . According to CinemaScore , audiences gave the film a grade of A on an A to F scale . WikipediaMore info at DUFF % 282015 % 29 , The % 20 Duff , Rotten Tomatoes , duff , . I am a bot . Send me feedback % 2 Fr % 2 FMovieGuidesubjectRe % 3 A % 20 Confidence 1 . 05 . Data sources and other i n f ormationrMovieGuidewabout .