Twins (A One Direction/Kelli Berglund/Billy Unger Fan Fiction)

Meet Kat. She's been an orphan since she was a baby and hides a secret that could get her in a federal lab. Now, Meet Kelli, She has a golden life. She has a popular TV show and some great friends. But, when Kat get adopted by One Direction, The Girls discover some secrets about the two that will change everything for...

Off Screen (Kelli Berglund and Billy Unger Fanfic)

Kelli Berglund and Billy Unger play brother and sister on-screen, on their hit show, Lab Rats. But what is it like off-screen...?