Milton Berle (April 14, 1979) He took control of the whole show and went off-script during the telecast.
Robert Blake (November 13, 1982) for being a complete grouch Behind the Scenes.
Adrien Brody (May 10, 2003)
Chevy Chase (A soft ban on February 15, 1997) He had trouble getting along with the cast members during his hosting gigs. He returned to his old anchor desk during Weekend Update in 2007.
Elvis Costello (December 17, 1977)
Charles Grodin (October 29, 1977)
Andy Kaufman (November 20, 1982) Not by the producers, but by the fans. NBC received numerous complaints about the quirky funny-man, leading the network to allow fans to vote via a 1-900 number.
Louise Lasser (July 24, 1976 - first person) Hosted while under the influence.
Martin Lawrence (February 19, 1994) He went on a rant during his monologue, sharing his views on '90s women, specifically his feelings on their declining feminine hygiene habits.
Sinéad O'Connor Made a protest against the Catholic Church by changing lyrics in the song to talk about child abuse and tearing up a photo of Pope John Paul II at the end of the song.
Steven Seagal (April 20, 1991) Producer Lorne Michaels called him the biggest jerk to ever be on the show.
