我家闺密狂拽酷炫吊炸天我家闺密高端霸气上档次
[wŏ jiā guī mì kuáng zhuài kù xuàn diào zhà tiān wŏ jiā guī mì gāo duān bà qì shàng dàng cì]
My BFF is Insanely Cool and My BFF is High-Class and Awesome combines two Chinese slang expressions to emphasize how cool, stylish, and high-class one's best friend is. The phrasing dramatizes her influence and appeal using hyperbole popularized on social media.