==Live==
"The Perfect Drug" was not played live until [[2018/09/18_Morrison,_CO|September 18, 2018]] at Red Rocks, Colorado, though it was attempted during rehearsals for a few previous tours. It was widely speculated that the complex drum solo in the song was responsible for this, although it was probably not out of the range of drummers [[Josh Freese]] or [[Ilan Rubin]]. It is also possible that Reznor does did not personally like the song very much, as he concedes that it was produced quickly for the ''Lost Highway'' soundtrack.
NIN fan Trollmanen was able to ask ex-drummer Josh Freese about the rehearsal process for the song: