It Was A Mistake, But I am Unbroken Now - Demi Lovato - Book 1

Kayla Dane knows she has a problem, but how does she stop? There's no way she could measure up to her celebrity brother, so she doesn't. She continues to cut and not eat then she hears about someone named Demi Lovato and becomes a huge fan. Her first night of listening to Demi's music and she can't get herself to cut...

Paladin

Sam is the most promising swordsman among this year’s crop of Paladin trainees...and knows it. Brash, cocky, and unbeatable with a sword (well, almost), Sam is the kingdom of Thule’s best hope against the violence wrought by demons. The only problem is that Sam is really Lady Samantha, daughter of the seventeenth Duke...