'''El-P''' (also known as El-Producto) is an artist whose remix of [[Nine Inch Nails]]' "[[Only (song)|Only]]" appeared on the single ''[[Every Day Is Exactly The Same (halo)|Every Day Is Exactly The Same]]single.'' El-P and [[Trent Reznor]] also collaborated on a song entitled "[[''Flyentology]]''," which can be found on El-P's March 2007 release, ''I'll Sleep When You're Dead.''