Despite hitting the stage for a lively performance of Made in the USA, Demi Lovato revealed it took hours to get her ready for the Teen Choice Awards 2013.The Heart Attack singer uploaded a personal video, which showcased herself looking rather sleepy.

Demi Lovato has been friends with Miley Cyrus long before she started twerking, and the X Factor judge admits that she's a bit overprotective of her pal.

After tabloids accused Demi Lovato of dissing Justin Bieber during the X Factor auditions, the judge refuted the claim.

Demi Lovato has been very vocal about her past drug use and addictions and is continuing to spread her anti-drug message now that Glee's Cory Monteith has died from a drug overdose.Lovato, who completed treatment for emotional and physical issues in January 2011, opened up about substance abuse, explaining that, "All it takes is one moment of vulnerability to get slipped into your addiction."