我只是一个疯子的傻丫头
[wŏ zhĭ shì yī gè fēng zi de shă yā tóu]
'I'm Just the Foolish Girl of a Crazy Person' is self-deprecating humor indicating a sense of being silly, irrational, and maybe a bit crazy or emotionally unbalanced, usually used lightheartedly by females towards themselves.