The Adventures of Ozzie and Harriet was a popular American radio and television sitcom that aired from 1944 to 1966, featuring the real-life Nelson family - Ozzie, Harriet, and their sons David and Ricky. Starting as a radio show and later transitioning to television, it holds the record for the longest-running live-action sitcom on U.S. television in terms of total episodes produced: 435. The premise of the show revolved around the Nelson family's everyday life, their interactions, and their relationships with friends and neighbors. Ozzie and Harriet initially gained national network radio exposure as a musical act in the 1930s and later got married during their radio career. They joined the cast of The Red Skelton Show in 1941, which led to the creation of their own family situation comedy in 1944. David and Ricky joined the cast in 1949 after previously being portrayed by professional actors.