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
Mark Handler Disney Channel from a pay TV model to a straightforward tier cable channel. During his tenure, the subscription base grew from one million to fifteen million subscriptions. Prior to his union with Disney, Handler spent six years with Cox Communications, working in marketing and several general management positions. Handler was also named executive vice president, international, for GO.com, the internet business of The Walt Disney Company which later would be renamed to Walt Disney Internet Group. A fifteen-year Disney veteran, Handler was tasked with further developing the Walt Disney Internet Group’s international expansion in Asia Pacific, Europe and Latin America.