原文歌詞
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Must be happy
Happy
Must be happy
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know (must be happy)
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know (happy)
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know (you must be happy)
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know (happy)
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know (must be happy)
Tell you what
I can help you, oh
I'm talking, help you, oh
I can help you, brave (must be happy)
Tell you what
I can help you, oh
I'm talking, help you, oh
I can, I can
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I don't know
I can
I can tell
Must be happy
I can tell
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know (must be happy)
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
I don't know, I don't know
Must be happy
Happy
