Can someone plzzzzz give me a shocking love story kind of book? (something good for a 11 year old ^_^) thnk you!

something tht will make me go OMG!!! WHAT? or like a book tht has back stabbing love friend things in it!! I WOULD LOVE THT!!! THNK THNK THNK THNK THNK THNK THNK YOU YOU YOU YOU YOU YOU YOU YOU YOU!