 Was originally broadcast on British regional TV channel Yorkshire  Television, at 6.30pm following the local news programme  _"Calendar" (1968)_ (qv), and was originally called "Calendar  Countdown". Richard Whiteley (qv) was (and had been for years) a  presenter on "Calendar" from 1968 until 1995. "Countdown" shortly  thereafter moved to Channel 4 upon that channels launch.  Originally, Carol Vorderman (qv) (then a newcomer) was only there  to perform the numbers rounds of the game 