Zipper Down arrived on October 2, 2015 as Eagles of Death Metal's fourth studio album and their first full-length record since Heart On in 2008. The long gap gave the album the feeling of a comeback, but the music did not try to reinvent the band. Jesse Hughes and Josh Homme returned to the same central contradiction that had defined Eagles of Death Metal from the beginning: an extreme-sounding name attached to lean, playful, riff-driven rock and roll. Homme produced the album, and the documented recording locations included Pink Duck Studios, Sound City, and 11AD, placing the record within the familiar Los Angeles and desert-rock orbit around the band's history. The album's title was presented by Hughes as more than a joke; in the band's own promotional language, it represented a loose, exposed, let-it-all-hang-out philosophy. That attitude shapes the whole record. Zipper Down is short, direct, and deliberately unserious on the surface, built from garage rock, boogie, hard rock, and glam-leaning swagger rather than heavy metal. At the same time, it is not only a novelty record. The songs are carefully arranged around simple hooks, clipped grooves, and Hughes's exaggerated frontman persona, while Homme's production and rhythmic control keep the looseness from falling apart. Several songs connect Zipper Down to Hughes's solo work as Boots Electric: Complexity, I Love You All The Time, and Oh Girl had previously appeared on Honkey Kong and were remade for this album. That gives the record a slightly different identity from earlier Eagles of Death Metal releases, as if part of Hughes's solo world had been folded back into the partnership with Homme. Complexity opened the album and served as the first single, summarizing the record's joke about simplicity: the song is called Complexity, but its power comes from being stripped down and immediate. Silverlake (K.S.O.F.M.) turns Los Angeles scene culture into a sneering rock caricature, while The Deuce and Skin-Tight Boogie lean into the band's love of cowbell, repetition, and physical groove. The album's most historically resonant song became Save a Prayer, a cover of Duran Duran's 1982 single. After the November 2015 Paris attacks, which occurred during the band's tour supporting Zipper Down, the cover took on a public life beyond the album. Duran Duran announced that they would donate royalties from Eagles of Death Metal's version, and the band later encouraged artists to cover I Love You All The Time as part of a charity effort. That aftermath gave Zipper Down an unexpected emotional context that the album itself had not sought. Before that moment, it was primarily a compact, funny, self-aware rock record about pleasure, swagger, heartbreak, and absurdity. Afterward, some of its songs became tied to resilience, tribute, and the community around the band. Zipper Down remains a key Eagles of Death Metal album because it captures the group at their most compressed and self-conscious: a seven-years-later return that keeps the party-rock machinery intact while carrying traces of Hughes's solo writing, Homme's disciplined production, and a moment in the band's history that became much larger than the record itself.