Invented in 1920's, television is still a common medium to broadcast information worldwide. A television show is a part of content intended for broadcasting, other than a commercial, for attraction regarding viewership. It can be a single production, or more popularly, a series of related television shows. Every nation has their own way of showing their diverse TV programs, depicting their culture and values. Four popular nations are looked at here as a representation of diverse television industry. American television has always been a role model to countries television networks or persuade them to make similar types of shows. Apart from this it is said that a number of famous American programs have been taken from other countries, specifically from Netherlands, the Canada and United Kingdom. The top networks usually offer a morning news program, with CBS This Morning, NBC's Today and ABC's Good Morning America, even early evening shows are anchored by the de facto face of the network's news department like Walter Cronkite and Dan Rather in CBS; Chet Huntley, David Brinkley and Tom Brokaw in NBC; and Peter Jennings in ABC. Daytime television is the slot in which game shows are broadcasted for years now, especially during the 1970s, shows like Match Game and Concentration. Wheel of Fortune and Jeopardy!, Have been in the limelight in this era. Coming to the 2000s shows like Who Wants to Be a Millionaire, The Weakest Link and Deal or No Deal. American daytime soap operas have been in the business for decades now. At this point, there are four daytime soap operas in production: CBS's The Young and the Restless and The Bold and the Beautiful, ABC's General Hospital and NBC's Days of our Lives. Primetime soap operas have included Peyton Place, Beverly Hills, 90210 and Revenge. Primetime comedy has shows like I Love Lucy, The Honeymooners, Seinfeld, Friends, Frasier, How I Met Your Mother, The Big Bang Theory and Modern Family. Dramatic series have changed its form almost every year. Medical dramas like Marcus Welby, M.D., St. Elsewhere, ER, House and Grey's Anatomy have reached success just like as family dramas such as  Little House on the Prairie and The Waltons and crime dramas like Dragnet, Hawaii Five-O, Hill Street Blues, Miami Vice, JAG, CSI: Crime Scene Investigation and N