While she didn't lack for a father figure ... Name and Cass Elliot Got Her Moniker (Exclusive) As Owen explains, back in the mid-sixties when Cass decided to have a child, “She was a rock ...

Henry Diltz/Corbis via Getty Mama Cass’ daughter Owen Elliot-Kugell is opening up about her experience with the pop group Wilson Phillips in her upcoming book and a new conversation with PEOPLE.