Serena Williams to Release Her First Children’s Book

Its called "The Adventures of Qai Qai."

It’s about her 4-year-old daughter’s favorite doll., which has it’s own Instagram account and now her own book, “The Adventures of Qai Qai.” Ever since Williams and her husband gave the doll to their daughter, the two have become inseparable. Qai Qai has also become an internet celebrity. Even Nike made mom, daughter and doll matching swimsuits. The book will be released in September of next year.