[[Image:SinUK.jpg|thumb|UK version artwork]]
'''''Sin''''' (also known as '''''[[Halo numbers|Halo 4]]''''') is [[Nine Inch Nails]]' third single, released on October 10, 1990, and final single from their debut album ''[[Pretty Hate Machine]]''. It was released on October 10, 1990 by [[TVT Records]] in the US, and on November 16, 1991 in the UK. It contains three [[Remixes|remixes]] of the title track as well as a Queen cover. In addition to the two CD configurations shown below, it was also released on various vinyl configurations and sizes: the US release features all tracks on is a 12" vinyl with red/purple artwork, while the UK had a release on 9" vinyl (excluding the Short remix) and 7" (excluding Long and Dub)vinyl, both with black artwork. The graphic and lettering on the US versions is metallic gold, which sometimes appears black in photos and scans.
==Track Listing==