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 publishing imprint, Borderline Amazing/A Chelsea Handler Book. She also signed a three-book deal with the imprint, the first of which is called "Lies That Chelsea Handler Told Me", where her coworkers and family members discuss their experiences with Handler, which was released in May 2011 and also hit the top of the bestseller list. Handler has her own columns in "Cosmopolitan" and "NOW", a UK celebrity magazine. In May 2009, she was the host of the 20th Annual GLAAD Media Awards in San Francisco. In June 2009, she was named as Grand Marshal of the 2009 Los Angeles Pride celebration