YOU SAID:

who's on first, what's on second, and i don't know's on third

INTO JAPANESE

誰が最初に、何が2番目にあるのか、私は3番目にはわからない

BACK INTO ENGLISH

Who is second at first, what do I do not know the third

INTO JAPANESE

♪ なんのこと？

BACK INTO ENGLISH

What do I not know?

INTO JAPANESE

♪ なんのこと？

BACK INTO ENGLISH

What do I not know?