YOU SAID:
'Cause I didn't know I'd miss you this much
INTO JAPANESE
「こんなにあなたが恋しいとは知らなかったから
BACK INTO ENGLISH
"I didn't know you missed me so much
INTO JAPANESE
「あなたがそんなに私を逃したとは知らなかった
BACK INTO ENGLISH
"I didn't know you missed me so much
You've done this before, haven't you.