求关于sadie hawkins day 的资料，要详细的，中英文都行。不要光给网站连接。

November 14——Sadie hawkins'Day（男女约会日）
One of the most unusual activities in America occurs on November 14 and is celebrated almost exclusively by high school and college students: Sadie Hawkins'Day.This day has only oen purpose, and that is to give shy girls a reason to invite a boy they admire to accompany them to a party or dance without feeling embarrassed.

So,the girls don"t shy and invite the boys for the date on that day.