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'''''March of the Pigs''''' is the fourth track on 1994's ''[[The Downward Spiral (halo)|The Downward Spiral]].'' It has one of the most unique metres of any song to enjoy popular radio play, alternating three measures of 7/8 time with one measure of 4/4 time in the verses (in effect, a 29/8 time signature). The chorus is in the common 4/4 time signature. As a result, with eigth eighth notes getting the count, the song has a BPM rate of 269.
The song is presumably about society or NIN's fans.