The veteran actress Lisa Ann Walter has ... (opens in new tab)

The veteran actress Lisa Ann Walter has earned fans across the pop culture decades with a mix of warmth and tell-it-like-it-is brashness, most recently as Melissa Schemmenti on the ABC hit “Abbott Elementary.” Walter is also a mother of four — and how that came to be is partly the subject of her first stand-up special, out now on Hulu, titled “It Was an Accident.” Filmed at a club in Philadelphia and produced by her friend and series co-star Sheryl Lee Ralph, it’s another notch in Walter’s mi...