Reality TV star Tila Tequila suffered facial cuts when she was pelted with rocks and bottles while performing at a music festival in Illinois early Saturday, according to a witness and a law enforcement official. "She's pretty cut up," said a performer who saw the violence at the "Gathering of the Juggalos" in rural Hardin County, Illinois. The witness asked not to be identified so that he does not anger the juggalos. Tequila, a Playboy model who also sings, posted a Twitter message Saturday, saying she would sue the festival, which is organized for fans of the hip-hop group Insane...