Produced by Dave Sardy (Oasis, Band of Horses, the Ting Tings, Twisted Wheel), 'Changing' is the first single pick from the Airborne Toxic Event's long-awaited new album, All At Once.

Since its release in 2008, The Airborne Toxic Event, the band's self-titled debut album has sold over 200,000 copies in the U.S., and over 300,000 copies internationally. Named Debut Album of the Year by the Boston Herald, the record spent 53 weeks on the Billboard Heatseekers chart, with eight of those weeks logged at #1. The album's breakthrough single 'Sometime Around Midnight' rose to #4 on the Billboard Modern Rock chart, and was named Alternative Song Of The Year at iTunes. The next single, 'Wishing Well,' broke the Top 20 at Alternative radio. The songs received major airplay internationally on BBC Radio 1 in the UK, Australia, France, Germany, Austria, Canada, Japan, Switzerland, and South East Asia.

The Airborne Toxic Event - Mikel Jollett (vocals, guitar, keyboards), Steven Chen (guitar, keyboards), Anna Bulbrook (viola, keyboards, tambourine, backing vocals), Noah Harmon (bass, backing vocals), and Daren Taylor (drums) - have earned their reputation as an aggressive touring band, known for playing more than 350 dates in support of their debut album release, supporting Kings of Leon, Franz Ferdinand, the Ting Tings, and many others.