Public Enemy is an American rap group. They are also known as PE. They formed in 1982, and are still together today. They became famous for their politically charged, militant messages in their songs. They are also famous for using lots of jazz and funk samples in their songs, doneto create a loud, noisy sound and back their angry, powerful rapping. Group members include Chuck D. and Flavor Flav, as well as Terminator X and Professor Griff, who left the group in 1990, but rejoined in the late 1990s.