After making her debut as a child actress in Barney & Friends, Lovato rose to prominence in 2008 when she starred in the Disney Channel television film Camp Rock and released her debut single "This Is Me" which peaked at number nine on the Billboard Hot 100.
The success of the film and its soundtrack resulted in a recording contract with Hollywood Records.

He worked so hard for so long in preparation for this role… taken-by=ddlovato When her boyfriend saw the post, the former he was “embarrassed” but “flattered” about the whole thing.
“That was one of the first exclusive shots of the show, and I was a little embarrassed about her comments, but I was really flattered.” The 35-year-old actor then went on to note that she’s been very supportive of his projects and was overall “really honored.” However, before her relationship with Valderrama, there were a few other boys that captured Lovato’s heart.
She didn’t get that but maybe three months later they cast her as the lead in .
Demi and I are a month apart in age and we’re doing school together on set while filming and really connected pretty quickly.
They bring their Future Now tour to the BB&T Center in Sunrise on Friday.
This Q&A has been edited from a teleconference interview with writers from across the country. Nick - My brothers and I were auditioning people for the female lead of our TV show that we were doing for the Disney Channel and Demi came in for a screen test.
While there, she was diagnosed with bipolar disorder.
Work on her third studio album, Unbroken (2011), began after she successfully completed treatment. Its lead single, "Skyscraper", became Lovato's second top 10 entry in the US, while its second single, "Give Your Heart a Break", was certified triple platinum in the country.
Her "Cool for the Summer," about sexual experimentation, has even become a kind of LGBTQ anthem.