The single "Doubt" was released in multiple formats, including a CD, a digital download, a 7" vinyl and a 12" vinyl. Both the cover of the 7" and 12" differ from that of the original. The 12" was also a Blue Remix Vinyl and was limited to only 300 copies.
"Doubt" was selected as Single of the Week on Australia's iTunes, which ran from 26 January until 2 February.[2]
Doubt was also issued as a promo cd single by Chimeric Records under exclusive license to Polydor Ltd (UK) in 2009.
Music video[]
The music video for Doubt is very heavily computer generated. It features topless people sitting down in a plain room, whilst several computer-generated images move across their bodies.