Muse Sick-n-Hour Mess Age is the fifth studio album by American hip hop group Public Enemy, released on August 23, 1994, by Def Jam Recordings. The title is a reverse mondegreen of the phrase "music in our message". Alternatively, it could be interpreted as "music and our message." The album debuted at number 14 on the US Billboard 200 chart, selling 56,000 copies in its first week.

Apocalypse 91… The Enemy Strikes Black is the fourth studio album by American hip hop group Public Enemy, released on October 1, 1991, by Def Jam Recordings and Columbia Records. The album received critical acclaim, ranking at No. 2 in The Village Voice's 1991 Pazz & Jop critics' poll.