A Catholic high school has enraged hundreds of teenage girls by banning some types of dress from its prom , and demanding students send in pictures of their outfit for approval . Delone Catholic High School , a $ 5,000-a-year school in McSherrystown , Pennsylvania , started making the demands of its students this year . Authorities have declared war on short hems , cleavage , bare midriffs and nude-colored linings ahead of the May 1 prom . Banned : The above two dresses both violate the rules of Delone Catholic High School . The right-hand dress was deemed acceptable when a 'modesty piece ' was added . Delone Catholic High School , a $ 5,000-a-year school in McSherrystown , Pennsylvania . Some girls say the guidelines were sprung on them by surprise , and have been forced to alter their gowns , or , worse still , been left with inappropriate garments that they ca n't take back , according to local station Fox 43 . Simone Hostetter , who owns a local dress shop , told the channel that parents were being driven to despair by the policy , which could leave them more than $ 300 out of pocket . She said : 'They ’ re frantic , more so the parents have been really frantic , calling me with , `` Please , please please would you exchange her dress it ’ s not allowed . '' ' Naked controversy : 'Nude ' linings , such as those on the dresses above , were deemed unacceptable at the school , and banned . Hostetter has changed her policy to allow returns in this case - and has started published pictures of her dresses on Facebook , spelling out which ones pass the school 's modesty test , and which do not . The school insists the sartorial censorship is vital to preserving 'Catholic values and moral integrity ' at the school . In a statement it said guidelines were spelled out in September , and the 'only change ' from previous years is a requirement for girls to send in pictures for advance approval . They said the move was a preferable alternative to turning students away at the door . Allowed : These two dresses did pass the test of prom censors at the school . Students and parents are petitioning for the new rules to be dropped . Students and parents have expressed their outrage online , starting a Change.org petition aimed at swaying the principal . It calls the new standards 'antiquated and unreasonable ' , and complains that the prom is so soon that they have no time to act on the rule change . Writing underneath , student Cheyenne Altland said : ' I feel that my fashion choices for prom do not have any bearing on the strength of my Catholic Faith and my school can not tell me otherwise . '
Students at un were hit by new regime . $ 5,000-a-year school in McSherrystown , Pennsylvania , made the change . Nude linings , cleavage and midriff are banned to preserve 'moral integrity ' Girls must submit photographs to school censors in advance . Parents complain they 've been left with Delone Catholic High School-returnable , expensive dresses . School insists the rules were explained and agreed to in September .