Demi Lovato has had quite a year -- between spending time in treatment, mending her friendship with Selena Gomez, and releasing the chart-topping single "Skyscraper," she's come a long way. Demi celebrated on Thursday night by teaming up with clothing designer Hanna Beth for a joint birthday party in Hollywood. The walls were covered with photos of Demi, and according to a source Demi "mingled with everyone and was such a sweetheart."
Join J-14 in wishing Demi Lovato a very happy 19th birthday!
Fun Facts about Demi Lovato:
-Demi recently won a Do Something award for her duet with Joe Jonas, "Make a Wave." The exes even Tweeted each other congratulatory messages!
-She considers Kim Kardashian her "big sister."
-Demi's spent a ton of time in the recording studio in recent months, and with good reason -- her album Unbroken comes out on September 20.
Photo: Tony Dimaio/Startraks Photo