Listen to 好好睡覺 online. 好好睡覺 is an English language song and is sung by Liquid 鋼琴. 好好睡覺, from the album 學霸的秘密-溫柔鋼琴曲幫助你通過考試, was released in the year 2018. The duration of the song is 4:49. Download English songs online from JioSaavn.