[[Image:MarchofthePigs.gif|thumb|Halo 7 - ''March of the Pigs'' - Halo 7 (US Cover)]]
'''''March of the Pigs''''' (also known as '''''[[Halo numbers|Halo 7]]''''') is a single for the song of the same name released in 1994. It was released as a teaser single prior to the album ''[[The Downward Spiral (halo)|The Downward Spiral]]''.