On the promnight, girls change their school uniforms for an evening dress and high heels.
在毕业舞会之夜，女孩子们脱掉校服，换上晚礼服和高跟鞋。
2
Suddenly it’s conditional on such things as excitement, love, popularity and whether that zit will clear up before promnight.
突然间，幸福取决于激动、爱、声望甚至是脸上的青春痘能否在毕业舞会前消失等等这样的事物。
3
Poor Josie with her horrible side-ponytail and dental headgear is the butt of every joke at her school and gets egged by her supposed date on promnight.