The "Talk About Love" singer is the former couple's second child; they first welcomed son Oliver Hudson in 1976, though both he and his younger sister were primarily raised by the "First Wives Club" ...
but it doesn't include KateHudson's dad, Bill Hudson...or Goldie Hawn's longtime partner, KurtRussell...or Kate's six (!!) other siblings. So, let's get into the deets, shall we? Kicking ...