It was released on September 29, 2009, in CD, LP, and digital download formats.

Her bandmates Brian Chase and Nick Zinner and former touring guitarist Imaad Wasif, Deerhunter's Bradford Cox, Liars' Aaron Hemphill, the Dead Weather's Dean Fertita, and Jack Lawrence from The Raconteurs all also contributed.

[3] When director Spike Jonze approached Karen O to write the soundtrack to Where the Wild Things Are, he cited the Langley Schools Music Project's Innocence & Despair as an example of the desired "simple melodies that were emotionally complex—something that both kids and adults would appreciate".

[4] "All Is Love" was released as the soundtrack's lead single on August 25, 2009, and is featured in the credits of the film.

[5] The soundtrack received generally favorable reviews from music critics.