article_snippet: In a statement Delone Catholic High School 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.
article_snippet: girls said the move was a preferable alternative to turning students away at the door.
article_snippet: Students and parents are petitioning for the new rules to be dropped .
article_snippet: Students and parents have expressed Students and parents outrage online, starting a Change.org petition aimed at swaying the principal.
article_snippet: 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.
highlights_snippet: Students at Delone Catholic High School were hit by new regime .
  
highlights_snippet: Delone Catholic High School insists the rules were explained and agreed to in September .