One of the biggest lotteries in The Netherlands, famous for its big family-entertainment television shows, wanted to catch that same atmosphere online.Mystery Guest is daily horizontally programmed online entertainment that allows everybody to play with and against each other. Anybody who logs in at exactly 4pm can start guessing who the famous person behind the screen is. Ask any question, as long as the answer is either yes or no. The winner can select one of the prizes in the cabinet.To emphasize the live moment, it features an online radio show with interviews with the players and winners.