Monkey Barrel at The Hive, EdinburghThe standup follows a first half of in-your-face jokes about American democracy with a palpably painful account of the loss of her mother Standup shows about losing a parent " "dead dad shows", they get called " have become a genre unto themselves in recent times, and nowadays tend to arrive couched in self-awareness and alertness to cliche. No such irony attends Jena Friedman's sh…