Listen to 知心當玩偶 online. 知心當玩偶 is an English language song and is sung by 譚詠麟. 知心當玩偶, from the album The Kings Of PolyGram阿Sam &阿Tam 101, was released in the year 2017. The duration of the song is 4:22. Download English songs online from JioSaavn.