Sweety is a Mandopop band from Taiwan, a duo consisting of Esther Liu (Chinese: ; pinyin: Liú P?nyán; colloquially known as ?? Yan Yan) (born , 1988) and Joanne Tseng (sometimes transliterated as Joanne Zeng or Joanne Zheng; Chinese: ; pinyin: Z?ng Zh?qiáo; colloquially known as ?? Qiao Qiao) (born , 1988).
