In 1986, Frank Zappa appeared on CNN's Crossfire to discuss rock lyrics and censorship. Let's just say the enchange got a little heated.In 1986, Frank Zappa appeared on CNN's Crossfire to discuss rock lyrics and censorship. Let's just say the enchange got a little heated.all »In 1986, Frank Zappa appeared on CNN's Crossfire to discuss rock lyrics and censorship. Let's just say the enchange got a little heated.«