[[Image:halo1.jpg|thumb|Halo 1: ''Down In It'']]
'''''Down In It''''' (also known as '''''[[Halo numbers|Halo 1]]''''') is the first single by [[Nine Inch Nails]]. It was released on September 2715, 1989 , by [[TVT Records]] in the US, and in on November 19, 1990 , by Island Records in the UK. It was released as a teaser single prior to Nine Inch Nails' debut album, ''[[Pretty Hate Machine]],'' and contains two [[Remixes|remixes]] of the track. Initially released only on 12" Vinyl, a CD version was later created after the success of the album. The first track on this single is the mix that is found on ''Pretty Hate Machine.''
==Track listing==
===USA===
====CD====
#"[[Down In It (song)|Down In It]]" (Skin) - 3:46
#"Down In It" (Shred) - 6:56 (Remixed by [[Adrian Sherwood]] and Keith LeBlanc)
#"Down In It" (Singe) - 7:03 (Remixed by Adrian Sherwood and Keith LeBlanc)
====Vinyl====
A1 "Down In It" (Skin) – 3:46<br />
A2 "Down In It" (Shred) – 6:57<br />
B1 "Down In It" (Singe) – 7:03<br />
===UK===
This edition was limited to 5000 copies, each copy (CD and 12" vinyl) with a numbered sticker. Vinyl edition included a pressed [[Logo History|NIN logo]] stencil. All exclusive tracks later appeared on US edition of ''[[Head Like A Hole (halo)|Head Like A Hole]]''. The [[Untitled (from Head Like A Hole)|unlisted track]] from ''Head Like A Hole'' is appended to track 6.
====CD====
#"Down In It" (Skin) - 3:46
#"[[Terrible Lie]]" (Sympathetic) - 4:27
#"Terrible Lie" (Empathetic) - 6:12
#"Down In It" (Demo) - 3:57
====Vinyl====
A1 "Down In It" (Skin) – 3:46<br />
A2 "Terrible Lie" (Sympathetic) – 4:26<br />
A3 "Down In It" (Shred) – 6:57<br />
B1 "Down In It" (Singe) – 7:03<br />
B2 "Terrible Lie" (Empathetic) – 6:11<br />
B3 "Down In It" (Demo) – 3:55<br />
==Credits==
*Nine Inch Nails is [[Trent Reznor]]
*Reproduced, remixed by Adrian Sherwood and Keith LeBlanc<br>
*[[The Right Track |Right Track]] (Cleveland)
*Unique (New York)
*Roundhouse (London)<br>