Ruth Handler Club children's television show, Mattel invested heavily in television advertising. The TV commercials for the Barbie doll paid off and Barbie rocketed Mattel and the Handlers to fame and fortune. Subsequently, they would add a boyfriend for Barbie named Ken, after the Handlers' son, and many other "friends and family" to Barbie's world. Handler was diagnosed with breast cancer in 1970. She had a modified radical mastectomy, which was often used at the time to combat the disease, and because of difficulties in finding a good breast prosthesis, she decided to make her own. Handler went on to found a
Ruth Handler manufacturing. The company's first big-seller was the "Uke-a-doodle", a toy ukulele. Ruth Handler claimed her daughter Barbara, who was becoming a pre-teen, played with paper dolls by pretending they were adults. Handler noticed that in such play, children would act out future events, rather than the present. Handler noted the limitations of the paper dolls, including how the paper clothing failed to attach well. She wanted to produce a three-dimensional plastic "paper doll" with an adult body and a wardrobe of fabric clothing, but her husband and Mr. Matson thought parents would not buy their children a doll with a