Celador Entertainment Ltd company originated Who Wants To Be A Millionaire? (The famous quiz show is now licensed in more than 100 countries.) Celador, which sells its productions to TV networks in the UK and internationally, also produces other games shows, as well as situation comedies, variety programs, stand-up comedy series, awards shows, documentaries, and music events. In addition, the company produces radio programs including It's Been A Bad Week, Three Off The Tee, and That Was Then, This Is Now.