Today on AirTalk, we'll find out what to expect from Governor Newsom’s plans to expand the state's tax credit for the film and television industry to $750 million. Plus, tech advances and other societal changes have led to parents being involved with their kids well past childhood — we'll dig into "endless parenting" and get advice for how to avoid overparenting. And we'll learn about the history of Southern California's Grapevine route and talk with author Joel Brokaw, the son of legendary Hollywood agent Norman Brokaw, about his new book Driving Marilyn.

Today on AirTalk:

• Newsom to expand California's film & TV tax credit (0:15)

• How much parenting is too much? (15:57)

• SoCal History: How did the Grapevine come to be? (43:05)

• The book Driving Marilyn is the story of a legendary Hollywood agent (1:13:15)