In 2009, Walker won the seventh season of Australian Idol, and signed a recording contract with Sony Music Australia.

"Choose You" and "Homesick" were released as the album's second and third singles, respectively, and each attained moderate chart success.

Walker's third studio album Let the Music Play was released on 18 November 2011.

Three singles were released from the album: "Loud", "Light It Up" and "Music Won't Break Your Heart".

Zion film soundtrack; it was packaged with Walker's first three studio albums in a box set titled The Complete Collection.