By Simon Thomson Armando Iannucci’s Pandemonium is a theatrical counterblast to the chaos of Johnson-era politics. A Shakespearean pastiche by way of That Was the Week that Was, it tells the story of Boris from his initial vacillations over Brexit (“To be in, or not to be in…”), through the Covid pandemic to its aftermath, and offers an ending that provides the catharsis a liberally minded audience might wish for but cannot realistically expect. Given Iannucci’s track-record with shows like The Day Today, The Thick of It, and Veep, whenever he steps into the political arena expectations are hi…