https://www.metv.com/stories/heres-why-there-was-never-a-carol-burnett-sitcom

The icon on why she's better suited for sketch comedy.

Carol Burnett loved the variety format because it gave her a place to be silly (https://www.metv.com/stories/carol-burnett-loved-the-variety-format-because-it-gave-her-a-place-to-be-silly)

Carol Burnett could make just about anyone laugh; she just needed the right format to become a star.