query: How long did King of the Hill air?
passage: King of the Hill
King of the Hill received critical acclaim over its 13-year run. Early reviews of the show were positive. Diane Holloway at the Chicago Tribune considered it the "most Texan television series since Dallas," and praised the show's "sly sense of humor and subversive sensibility."[41] At the Los Angeles Times, writer Howard Rosenberg suggested that the show "totes a few smiles, but [there's] little to bowl you over, and it takes a spell getting used to."[42]
passage: King of the Hill (season 7)
This was also the first season which did not include a Christmas episode.