YOU SAID:

he's the reason for the teardrops on my guitar

INTO JAPANESE

私のギターに涙が落ちるのは彼のせいだ

BACK INTO ENGLISH

It's his fault that tears fall on my guitar

INTO JAPANESE

私のギターに涙が落ちるのは彼のせいだ

BACK INTO ENGLISH

It's his fault that tears fall on my guitar