Chapman Zara Chapman 
Two Worlds Collide [EPUB ebook] 

Caroline is an ordinary girl. She goes to school, and occasional babysits her younger siblings. On the other hand, Hannah Coury is a singer. She is known by thousands and cannot go out without being recognized. But one event changes the lives of these two girls. Hannah is soon living the life of Caroline, while Caroline is living the life of Hannah. With ups and downs, can the girl get back to their own lives? Or will they get caught in the game that was never meant to happen?