Imaginary FriendsBy: Nora Ephron The bestselling author of I Feel Bad About My Neck brilliantly and hilariously resuscitates Lillian Hellman and Mary McCarthytwo bigger than life feuding writersto give them a post mortem second act, and the chance to really air their differences. Although Lillian Hellman and Mary McCarthy probably only met once in their lives, their names will be linked forever in the history of American literary feuds: they were legendary enemies,