Dee Snider, Frank Zappa and John Denver testify before the Senate Commerce, Science and Transportation Committee against the Parents Music Resource Center’s plans on demanding warning labels on albums.  Frank Zappa says that, “The PMRC proposal is an ill-conceived piece of nonsense which fails to deliver any real benefits to children, infringes the civil liberties of people who are not children, and promises to keep the courts busy for years dealing with the interpretation and enforcement problems inherent in the proposal’s design.” John Denver…