Demi Lovato and Joe Jonas hit up 2013 We jour held at Air Canada Centre in Toronto, Canada on Friday night (September 20).

Demi Lovato gets catty during her appearance on The Tonight montrer with geai, jay Leno on Tuesday (September 17) in Los Angeles.

Check out this snippet of Demi Lovato and Naya Rivera‘s duet of “Here Comes the Sun” from the new upcoming season of Glee!

Check out the book cover for Demi Lovato‘s “Staying Strong: 365 Days a Year”!

Demi Lovato goes for an all black ensemble as she hits The X Factor Season 3 Premiere Party held at Cecconi’s on Thursday night (September 5) in West Hollywood, Calif.

MediaTakeOut's found some Demi Lovato nude sex photos with her ex-boyfriend Wilmer Valderamma. These photos are shocking and Demi's reputation will definitely take a hit...

Demi Lovato keeps her face hidden from the cameras as she arrives back at LAX airport in Los Angeles on Tuesday night (September 3).

Demi Lovato gets silly with Jimmy Fallon during her appearance on his montrer in New York City on Tuesday evening (September 3).

Demi Lovato arrives back at her hotel in New York City on Tuesday morning (September 3).