The Sunday Conversation: From Harlettes to Harleys to Donuts, Katey Sagal has lived a colorful life

If you didn’t already know Katey Sagal from her role as tacky housewife Peg Bundy in the long-running Fox sitcom “Married... With Children,” you may have discovered her later as Gemma Teller Morrow, the leather-clad mother hen of a California biker gang in the FX drama “Sons of Anarchy.”

But the...