It is the title track and first single from the band's eighth full-length studio album Funplex.

The single was released to iTunes Store's internationally as a digital download on January 29, 2008.

Remixes of the track by Peaches, Cansei de Ser Sexy and Scissor Sisters were released digitally on March 5, 2008.

The video features the band performing in a CGI shopping mall and premiered on MySpace on March 26, 2008.

The 'Cansei de Ser Sexy' remix of "Funplex" is featured on Just Dance (2009).