Demi Lovato

Demi Lovato revealed her first two concert dates in September

Demi Lovato revealed her first two concert dates in SeptemberJoe Jonas' ex-girlfriend , Demi Lovato has unveiled the two first concert dates following her live performance at Do Something Awards to promote her debut album 'Unbroken'. Demi wrote: "SO EXCITED TO ANNOUNCE ... MY FIRST TWO CONCERTS!!! I'll be performing at The Hammerstein Ballroom on 9/17 and at Club Nokia on 9/23! Can't wait to see you there!!!!:D."

"These shows are basically thanking my fans for being so supportive throughout this entire journey," she also told Ryan Seacrest. "This is the first time that I will be on stage in about a year. I am already so excited and can't wait to see everyone out there in the audience."

The first concert will be held at the Hammerstein Ballroom in New York, NY on September 17. The second one will take place at Club Nokia in Los Angeles, CA on September 23. Tickets for both shows will go on sale on Friday, August 26 at 10 A.M.

'Unbroken' album will be released in the United States on September 20. It has already been preceded by its lead single 'Skyscraper' which peaked at No. 10 on Billboard Hot 200. Details about other tracks in the album remain scarce, but rumor suggested she has hit studio with Missy Elliott and Timbaland.

Video: Demi Lovato 'Skyscraper'