Happy Days is an American sitcom television series that aired first-run on the ABC network from January 15, 1974, to September 24, 1984, with a total of 255 half-hour episodes spanning 11 seasons. Created by Garry Marshall, the series was one of the most successful of the 1970s, a sweet vision of life in the mid-1950s to mid-1960s Midwestern United States, and starred Ron Howard as young Richie Cunningham, Henry Winkler as his friend Fonzie, and Tom Bosley and Marion Ross as Richie's parents, Howard and Marion Cunningham. Although it opened to mixed reviews from critics, Happy Days became successful and popular over time.

The series began as an unsold pilot starring Howard, Ross and Anson Williams, which aired in 1972 as a segment titled "Love and the Television Set" (later retitled "Love and the Happy Days" for syndication) on ABC's anthology show Love, American Style. Based on the pilot, director George Lucas cast Ho…Read more on Wikipedia