Isaac Hayes, who won both a Grammy and an Oscar for his hit title song from the 1971 film Shaft, was found dead at his home in Tennessee today. Hayes was 65 years old. Police are investigating the circumstances of the entertainer's death. His body was found near a treadmill. There was no indication of foul play. Hayes was a big influence on today's rappers and became an iconic figure in the soul music scene. He also dabbled in acting in Blaxploitation films of the 1970s including playing the title role in Truck Turner. In more recent years, he gained new fame as the voice of Chef in the envelope-pushing animated TV series South Park. However, Hayes quit the show when the producers began to mock his religion, Scientology. Hayes denied that higher-ups in the controversial organization had pressured him to leave the show, but the producers cited the fact that Hayes had no problem with the program's constant snipes at Christianity. For more on Hayes' life and career click here