Demi Lovato And Joe Jonas ‘This Is Me’ Reunion Happened After Four Years! ‘Camp Rock’ Actress Now Treats Ex Boyfriend As A ‘Brother’

Fans of Disney Channel Original Movie were given a throwback when Demi Lovato and Joe Jonas "This is Me" performance took place after four years. Last Saturday night, Lovato surprised the attendees of her Demi World Tour Los Angeles stop by performing the single which made her famous.

"You want to hear me play a really old song?" she teased the crowd. The 22-year-old was then joined onstage by her "Camp Rock" co-star and ex-boyfriend Joe Jonas. Billboard magazine reports that Demi Lovato and Joe Jonas last performed together four years ago.

While their breakup in 2010 did not go smoothly, the "Skyscraper" songstress already talked about her changed relationship with Jonas

"Now, I can fortunately say, that him and his brother have always been there for me and are literally family, and like brothers. We have a great friendship. And we may not be as close as we used to be, but that's OK," she said last year.

Meanwhile, things are blossoming for Lovato's career for she was recently named as the global ambassador for a cosmetic brand.

 "I'm really excited to be partnering with N.Y.C. New York Color. Their products make playing with different looks and trends fun, easy and affordable by all!" Lovato gushed.

The company's chief marketing officer, Johanna Businelli, has also explained why their company chose the "Princess Protection Program" actress: "Demi's youthful, modern sensibility, audacious style and wide-reaching appeal make her the perfect choice to represent N.Y.C. New York Color on a global scale."