Interscope Records has struck a deal with Hasbro, the toy maker, to create a line of fashion dolls modeled on the Pussycat Dolls. The toy line, which aims to mimic the act's playfully risqué style, is expected to be on sale by this year's holiday season. Hasbro executives estimate the dolls, intended for children aged 6 to 9, will be priced around $15, with the label receiving a royalty on sales