Unbreakable (Backstreet Boys album)
2007 studio album by Backstreet Boys

Unbreakable is the sixth studio album (fifth in the United States) by American group Backstreet Boys. It was released on October 24, 2007 in Japan, followed by a worldwide release. The album marked the group's first release as a quartet, following Kevin Richardson's departure in 2006 to pursue other interests. It was also their first album without the involvement of longtime collaborators Max Martin and Kristian Lundin, who had worked on all of the group’s previous albums, with Dan Muckala assuming a larger role in the album's production.
The album received mixed reviews from critics, with praise for its polished harmonies, mature and radio-friendly pop sound, while others criticized it for a lack of standout songs and innovation. Unbreakable achieved strong international success, topping the charts in Japan and Taiwan, reaching the top ten across Europe, and debuting at number seven on the US Billboard 200, though its North American sales were lower and its chart run shorter than previous releases, with worldwide sales reaching 1.7 million copies.
"Inconsolable" and "Helpless When She Smiles" were released as singles from Unbreakable, both of which received music videos, with "Inconsolable" reaching the top ten in Italy and Switzerland. The group promoted the album with the 99-date Unbreakable Tour across Asia, Australia, the Americas, and Europe from 2008 to 2009. Originally Backstreet Boys' first tour as a quartet, Richardson rejoined the group for the final show, though he did not return permanently until 2012.
Background
Following the commercial success of their fourth studio album Black & Blue (2000) and their return from a brief hiatus, Backstreet Boys released Never Gone in 2005, marking a shift toward pop rock and a more mature sound.
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The subject matters to the arts & letters register because the source frames it as 2007 studio album by Backstreet Boys. Its deeper value depends on whether names, dates, institutions and citations support that framing.
Object files, edition statements, performance records and contemporary criticism preserve different stages of the work’s history. The source revision retrieved here is dated Sep 15, 2026. The linked authority identifier is Q777594. None of the 2 selected statements returned an explicit reference. The first chronological checks are 2007, 2006, 2008 and 2009.
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