Susan and Kirk Witherspoon, a boy, Evan Lee, May 19, Cedars-Sinai Medical Center.Mother is VP of daytime drama for NBC. Father is a director of photography. Howie and Terry Mandel, daughter, Riley Paige Mandel, Oct. 24 at Tarzana Regional Medical Center. Father’s the comedian. Rob and Michele Edwards, a boy, Joseph Robert, Aug. 14, Cedars-Sinai Medical Center. Father is creator and co-exec producer of NBC’s “Out All Night.” Mother handles studio relations for Lily et Cie costume shop.