These pictures of Demi Lovato have gotten all mixed up. Can you straighten them out?On February 24, . Since, the track peaked at number 10 in the US, becoming Lovato's third top ten in the country. Additionally, it attained international success in several markets, including Australia and Spain. In March, Lovato was confirmed to return for the The X Factor's third season, and her salary reportedly doubled. She performed at the Twin Towers Alive Concert 2013 at the Petronas Twin Towers in Kuala Lumpur, Malaysia on March 22, 2013 alongside Backstreet Boys.Demi was released on May 10, 2013; straying from the R.On November 19, 2013, Lovato released a book titled Staying Strong: 365 Days a Year. She has also signed a deal to write a memoir, expected for release in 2014. The third season of The X Factor premiered two days later, with Lovato returning as a mentor. For the third season, she mentored the Girls category. Her final two acts Rion Paige and Ellona Santiago finished in fifth and sixth place, respectively. On August 22, it was announced that Lovato had signed on to appear in at least 6 episodes of the fifth season of Glee. She played a struggling New York-based artist named Dani who befriends Rachel Berry (Lea Michele) and Santana Lopez (Naya Rivera) and also interacts with fellow newcomer Adam Lambert's character. Lovato made her debut during the second episode of the season, which aired on October 3, 2013.Lovato announced the Neon Lights Tour in support of Demi on September 29, 2013, including a North American and Canadian leg. On October 21, 2013, Lovato released the song , was released.On December 18, 2013, Lovato confirmed that she would not return to the The X Factor for its now-defunct fourth season in order to focus on touring and recording her fifth studio album. Lovato stated 更多