Mattel Matson sold his share to Handler due to poor health, and Handler's wife Ruth took Matson's role. In 1947, the company had its first hit toy, a ukulele called "Uke-A-Doodle". The company incorporated the next year in California. Mattel became the first year-round sponsor of the "Mickey Mouse Club" TV series in 1955. The Barbie doll debuted in 1959, becoming the company's best-selling toy in history. In 1960, Mattel introduced Chatty Cathy, a talking doll revolutionizing the toy industry, which led to pull-string talking dolls and toys flooding the market throughout the 1960s and 1970s. The company went public in
Chelsea Handler at the D.L.", "The Bernie Mac Show", "My Wife and Kids", and "The Practice". She was a regular commentator on E! and "Scarborough Country", as well as a correspondent on "The Tonight Show". She hosted the first episode of the reality TV show "On the Lot", but quit before the second episode aired, saying later that she left "because I smelled the disaster happening before it did." The show, produced by Steven Spielberg and Mark Burnett, was a competition for aspiring filmmakers vying for a chance at stardom. It lasted one season. Handler was replaced by former Robin & Company