How and when did Demi career first take off?

Demi Lovato's career first took off in 2008 when she starred as Mitchie Torres in the Disney Channel original movie "Camp Rock." The movie was a massive success, attracting millions of viewers and instantly launching Lovato into stardom. Her debut album, "Don't Forget," was released shortly after the movie's premiere and went on to sell over a million copies worldwide. The success of "Camp Rock" and her subsequent albums cemented Lovato's status as a rising star in the entertainment industry.