She[a] started working on the album in September 2007, while filming the Disney Channel original movie Camp Rock.

Don't Forget features primarily a power pop and rock sound, with the lyrical content addressing adolescent topics including heartbreak and independence.

The album was met with generally positive reviews from critics, many of whom noted distinctive similarities with the works of the Jonas Brothers.

Don't Forget debuted at number two on the US Billboard 200 and was eventually certified gold by the Recording Industry Association of America (RIAA).

At 15 years old, Lovato was discovered by Disney Channel during an open call audition in her hometown of Dallas, Texas and made her debut on the short series As the Bell Rings in 2007.

[2] Instead, Lovato received the lead role in the musical film Camp Rock after she impressed network executives.

[3] For Camp Rock, Lovato submitted an audition tape and Gary Marsh, Disney's president of entertainment, asked her to sing.

"[4] Lovato performed Christina Aguilera's "Ain't No Other Man" and Hollywood Records senior vice president Bob Cavallo said that their "jaws just dropped".

[4] The stunt resulted in Lovato receiving the lead role in Camp Rock,[4] and a record deal with the label in early 2008.

[8] Musical influences for the album included Paramore, Kelly Clarkson, Christina Aguilera, Billy Gillman, Aretha Franklin and Gladys Knight.

[12] The album's final track listing consisted of six songs co-written by the Jonas Brothers, including the duet "On the Line".

"[13] As most of the album was co-written and co-produced by the Jonas Brothers, critics noted a similar sound between the artists.

[15] Digital Spy's Nick Levine wrote that recurring themes include; "staying true to yourself, making up and breaking up, [and] lusting over someone unattainable.

[13] "Don't Forget", shows a transition from the album's tween pop into more mature glam rock.

[17][19] The song is a midtempo power ballad and features Lovato singing with breathy vocals in a falsetto tone.

[19] According to Joey Guerra of Houston Chronicle, "Trainwreck" and "Gonna Get Caught" include Beatles-esque melodies.

[20] Michael Slezak of Entertainment Weekly wrote that the closing track, "Believe in Me", includes "platitudes that might as well have been penned by Dora the Explorer.

[26] After days of speculation on blogs and fansites, it was confirmed on April 15, 2009 that David Archuleta would serve as the tour's opening act.

"[29] The tour launched on June 21, 2009 at XL Center in Hartford, Connecticut and was originally supposed to run forty-seven dates through August.

[32] It received positive reviews from critics, who compared it to works by Tommy Tutone and Greg Kihn.

[37][38] The music video was directed by Brendan Malloy and Tim Wheeler[35] and was used to promote Lovato's sitcom Sonny with a Chance, featuring appearances by her co-stars.

Stephen Thomas Erlewine of AllMusic wrote a positive review of the album, calling it "pure pop for tween people".

This kind of trashy fun was missing on A Little Bit Longer, so it's nice to find that it surfaces proudly on Don't Forget.

"[13] Nick Levine of Digital Spy noted that the album sounds "like a female-fronted Jonas Brothers".

Levine rated the album three out of five stars and wrote "None of its eleven songs is terrific, but none is terrible either, and Lovato makes a good first impression, coming off like a more innocent, less try-hard Katy Perry.

"[16] Joey Guerra of Houston Chronicle stated that the album "casts Lovato as a female counterpart to the Jonas Brothers".

"[15] Michael Slezak of Entertainment Weekly graded the album a C and wrote, "The Camp Rock star Demi Lovato's debut album might be an indication that today's crop of rocker grrrls [sic] are taking their inspiration from Ashlee Simpson rather than, say, Janis Joplin.

[46] The album was certified gold by the Recording Industry Association of America (RIAA) for sales of over 500,000 copies in the United States.