In 2010, Chambers began working on the single "World Behind My Wall" released by pop/rock band Tokio Hotel. Chambers also co-wrote Tokio Hotel's track, "Pain of Love" which featured on their album, "Humanoid". Katie Melua's album "The House", released 24 May 2010, included five co-written songs for her new album produced by William Orbit, including "I'd Like to Kill You", "The Flood" (first single), "A Happy Place", "A Moment of Madness" and "Tiny Alien". Chambers also worked on the track "Virtual Friend", co-written with Armin van Buuren for his 2010 album, "Mirage".