The Carol Burnett Show (also Carol Burnett and Friends in syndication) is an American variety/sketch comedy television show starring Carol Burnett, Harvey Korman, Vicki Lawrence, and Lyle Waggoner.
 In 1975, frequent guest star Tim Conway became a regular after Waggoner left the series.
 In 1977, Dick Van Dyke replaced Korman for much of its final season (but he left the show by Thanksgiving, on friendly terms).
 The show originally ran on CBS from September 11, 1967, to March 29, 1978, for 279 episodes, and again with nine episodes in the fall of 1991.
 The series originated in CBS Television City's Studio 33, and won 25 primetime Emmy Awards, was ranked number 16 on "TV Guide"'s 50 Greatest TV Shows of All Time in 2002, and in 2007 was listed as one of "Time" magazine's 100 Best TV Shows of All Time.
"The Family" is a series of comedy sketches featured on "The Carol Burnett Show", with one installment airing on "Carol Burnett & Company".
 "The Carol Burnett Show" debuted the skit series during its seventh season in 1973–74.
 It would air new installments of the skit for the remainder of its 11-season run, through its final season in 1977–78.
 However, the final installment of "The Family" wouldn't air until September 8, 1979 on a different four-week summer series titled "Carol Burnett & Company".
 This was the only installment of "The Family" that did not air on "The Carol Burnett Show."
 "The Carol Burnett Show" had completed its run almost a year and a half earlier on March 29, 1978.
 Altogether, there were 31 installments of "The Family" sketches.
Robert Gordon Mackie (born March 24, 1939 ) is an American fashion designer and costumer, best known for his dressing of entertainment icons such as Joan Rivers, Cher, RuPaul, Barbara Eden, Bette Midler, Diana Ross, Judy Garland, Liza Minnelli, Tina Turner, Carol Burnett and Mitzi Gaynor.
 He was the costume designer for Carol Burnett on "The Carol Burnett Show" during its entire 11-year run and designed the costumes for its spinoff, "Mama's Family", and for the 1993 television adaptation of "Gypsy".
In Such Good Company: Eleven Years of Laughter, Mayhem, and Fun in the Sandbox is a 2016 memoir by Carol Burnett, which, in its audio form, earned Burnett a Grammy Award for Best Spoken Word Album.
 The memoir tells the behind-the-scenes story of "The Carol Burnett Show".
The Oldest Man, sometimes referred to as Duane Toddleberry, is a recurring character from sketches in comedy variety series "The Carol Burnett Show".
 The character was created by Tim Conway during his run on the show and is noted for Conway’s performance of slapstick and ad-libbed humor.
 The character has been revisited in Conway’s live comedy tour with fellow actor Harvey Korman from 2005 until Korman’s death in 2008, twice on "The Queen Latifah Show" between 2014-2015, in a sketch in the Motion Picture and Television Fund, and also in the collector’s edition DVD titled "Together Again", which includes new sketches starring Tim Conway and Harvey Korman in their classic roles from "The Carol Burnett Show".
"Mrs. Wiggins" (also known as "Mr. Tudball and Mrs. Wiggins") is a series of comedy sketches featured on "The Carol Burnett Show", with one installment airing on "Carol Burnett & Company".
 "The Carol Burnett Show" introduced the skit series during its ninth season in 1975–76 and continued to air new installments of the skit for the remainder of its 11-season run, through its final season in 1977–78.
 However, the final installment of "Mrs. Wiggins" would not air until August 18, 1979, on a different four-week summer series titled "Carol Burnett & Company".
 This was the only installment of "Mrs. Wiggins" that did not air on "The Carol Burnett Show" which had completed its run almost a year and a half earlier on March 29, 1978.
 Altogether, there were 19 installments of "Mrs. Wiggins" sketches.
Eunice Higgins (née Harper) is the main character in the comedy sketch "The Family" played by Carol Burnett (featured on "The Carol Burnett Show").
 Eunice was also featured in her eponymous CBS made-for-TV movie, which aired in 1982.
 The film starred Carol Burnett as Eunice; Ken Berry as Eunice's well-to-do brother, Philip (Berry played a different brother, Vinton, on the spin-off TV series); Harvey Korman as Eunice's husband, Ed Higgins; Betty White as Eunice's sister, Ellen Harper-Jackson; Vicki Lawrence as Eunice's "Mama", Thelma Harper; and Dick Clair as the voice of Eunice's father, Carl Harper.
 The film takes the Harper family on a 23-year journey.
Eunice is a 1982 American made-for-television comedy-drama film starring Carol Burnett, Harvey Korman, Vicki Lawrence, Ken Berry and Betty White which is based on characters of a recurring series of comedy sketches called "The Family" featured on "The Carol Burnett Show" (1974–78) and "Carol Burnett & Company" (1979).
 The film was broadcast as a "CBS Special Presentation" on March 15, 1982 and served as a precursor to the spin-off television sitcom "Mama's Family".
 It was directed by Roger Beatty and Harvey Korman.
"As the Stomach Turns" is a series of comedy sketches parodying the soap opera "As the World Turns" featured on "The Carol Burnett Show", with one installment airing on "Carol Burnett & Company".
 The sketch was created by show writers Kenny Solms and Gail Parent.
 "The Carol Burnett Show" introduced the series during its first season in 1967–68 and continued to air new installments for the remainder of its 11-season run, through its final season in 1977–78.
 However, the final installment of "As the Stomach Turns" would not air until September 8, 1979, on a different four-week summer series titled "Carol Burnett & Company".
 This was the only installment of "As the Stomach Turns" that did not air on "The Carol Burnett Show" which had completed its run almost a year and a half earlier on March 29, 1978.
Carol Creighton Burnett (born April 26, 1933) is an American actress, comedienne, singer and writer, whose career spans six decades of television.
 She is best known for her long-running TV variety show, "The Carol Burnett Show", originally aired on CBS.
 She has achieved success on stage, television and film in varying genres including dramatic and comedy roles.
 She also has appeared on various talk shows and as a panelist on game shows.

Question: What channel did "The Carol Burnett show"  air on during its entire 11-year run?
Answer: CBS