By this point, the Federal Communications Commission had lifted a freeze on new television stations, which allowed new stations to pop up across the country, and television adoption soon grew exponentially.
As a result, unlike Broadway Open House, Tonight proved to be a resounding success.
Becoming a adult chat host
ABC added the Joey Bishop Show to its late night lineup in 1967, employing a talk show format, in an attempt to rival the Tonight Show, which lasted until 1969.
CBS went without late-night TV until 1969, when it acquired The Merv Griffin Show from syndication; Griffin returned to syndication in 1972, and CBS would not air any further late-night talk shows until 1989, instead opting for reruns, lifestyle programs and imported Canadian dramas in the time slot.
Carson streamlined the format of the show, focusing more on entertainment personalities, tweaking the monologue to include more shorter jokes, and emphasizing sketch comedy.
Ed Mc Mahon served as Carson's announcer while from 1962 to 1966 the band was led by Skitch Henderson, who hired, among others, Doc Severinsen. Severinsen took over in 1967, and served as bandleader with the NBC Orchestra.
America After Dark and was hosted first by Jack Lescoulie and then by Al Collins while interviews were performed by Hy Gardner, and a house band led by Lou Stein.
The show was not popular leading to many NBC affiliates dropping the show.
The late-night talk show format was popularized, though not invented, by Johnny Carson with The Tonight Show Starring Johnny Carson on NBC.
Typically the show's host conducts interviews from behind a desk, while the guest is seated on a couch.
Both Allen and Kovacs departed from Tonight in 1957 in order to focus on Allen's Sunday night show.
After the two left, the format changed similar to that of Today and was renamed Tonight!
Shows that loosely resemble the format air in other countries, but generally air weekly as opposed to the nightly airings of those in the United States.