What do i do about boyriends clothes?????????????

okay so i am going out with a boy and we have ben together for a while and i am going to wear his sweatshirt at school tommorrow and he is REALLY TALL AND BUFF( of course) and so the sweatshirt is HUGE on me( because im SUPER small) and i don't know how to make it look cute on me tommorrow at school? any ideas? the sweatshirt is a black fox jacket and it zips up and has a hood. i"m clueless on what to wear with it! help please!!!!!!!