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
Brent Handler 1969 in Denver, Colorado, the son of Suzanne and Norton Handler. Norton Handler owned a series of clothing manufacturers and shared his passion for entrepreneurism and real estate with both Brent and his older brother Brad during their early years. Handler attended Thomas Jefferson High School (Denver), where he played tennis and basketball, and graduated in 1987. He earned his undergraduate business degree from the University of Colorado at Boulder in 1991. In 1995, Handler married Kirsten Sweetman. They have three children. Brother, Brad Handler, went on to become the first in-house attorney at eBay and later joined Brent as