What's My Line February 5, 1967 Mystery Celebrity Guest Celebrity panelists try to guess the identity of mystery guest "Miss X" (Chris Noel). Chris Noel signs in on "What's My Line?" Chris Noel and host John Daly on "What's My Line?" Chris Noel and host John Daly on "What's My Line?" Chris Noel on "What's My Line?" Chris Noel on "What's My Line?" Chris Noel and host John Daly on "What's My Line?" Chris Noel on "What's My Line?"