Selena Gomez -Became An International Star
Like Demi Lovato, Selena Gomez also started out on Barney and Friends, and then signed up with Disney. She then appeared in shows like Hannah Montana and The Suite Life of Zack & Cody. It was only in 2007 when she landed her own show Wizards of Waverly Place that gave her international stardom. Unfortunately, it was reported that she had her share of drug addiction episodes and self-harm, which she had successfully overcome.