We may receive a commission on purchases made from links. Originally aired beginning in 1974 -- just one year after "American Graffiti" put George Lucas on the map and made the 1950s cool again -- ...

Happy Days featured several more Christmas-themed episodes over its decade-long run, including "Richie Branches Out" (Season ...

A major character once simply vanished from Happy Days with no explanation and never returned. The iconic show, which centers on the Cunningham family, is considered one of the best sitcoms of all ...