YOU SAID:
what would you do if I sang on a shoe
INTO JAPANESE
私が靴の上で歌ったら、あなたは何をしますか
BACK INTO ENGLISH
what would you do if I sang on your shoes
INTO JAPANESE
私があなたの靴に歌ったら、あなたは何をしますか
BACK INTO ENGLISH
What would you do if I sang on your shoes?
INTO JAPANESE
もし私があなたの靴の上で歌ったら、あなたは何をしますか。
BACK INTO ENGLISH
What would you do if I sang on your shoes?
That didn't even make that much sense in English.