The Emmy-winning Comeback Kid himself comes back yet again with a blunt, brilliantly quotable stand-up special. Baby J takes the form of a wide-ranging conversation between John Mulaney, a kid in the balcony named Henry, and the rest of the sold-out crowd at Boston’s Symphony Hall. John dominates the chat, of course – nobody would want it otherwise – but damn, his cautionary tales might be a little too hilarious….