歌词：
Good night Baby Good night Baby Good night Baby It's time to go to bed. Merrily we roll along, Roll along,roll along Merrily we roll along, As off to bed we go Good night,Sally. Good night,Sally. Good night,Sally. It's time to go to bed. Merrily we roll along, Roll along,roll along Merrily we roll along, As off to bed we go
