The theme of "Bittersweet Memories" given to a prom for Higgins High School seniors turned out oddly appropriate, thanks to a flap about whether dresses were too revealing. Many West Bank families were fuming Saturday after a teacher refused to allow dozens of girls into the prom Friday night because of alleged violations of the Jefferson Parish Schools dress code, most of them related to excessive display of cleavage. "I was embarrassed," said Miranda Melerine (right), 17, a senior at the Marrero high school, who was among those barred by teacher Judy Gardner, an advisor to senior activities. "We can't...