The tomboy that was perfect

This book is about a tomboy who has three brothers, two of which happen to be older than her and the last one is her twin. Her name is DJ and she likes to do all of the sports that you can think of. She also doesn't dress like most girls her age (slutty). She also doesn't have that bitchy attitude like the cheerleaders do. The only sad part is that she likes her twin brothers best friend who happens to be the bad boy named Samuel Clark he is a street fighter. He wears the leather jacket and rides the motorcycle and everything. What happens when both of them fall in love with each other?
What happens when they both find out a secret that no one else knows except for each other?