YOU SAID:

I'd never guess you'd look so different dressed in that!

INTO JAPANESE

私はあなたがその服を着てとても違って見えるとは思わないでしょう!

BACK INTO ENGLISH

I wouldn't think you would look so different in that dress!

INTO JAPANESE

私はあなたがそのドレスでそんなに違って見えるとは思わないでしょう!

BACK INTO ENGLISH

I wouldn't think you would look so different in that dress!