Known for the politics as much as the music, Eurovision can shed more light on EU relations than a Brussels summit. So which EU leader has the winning style? Is Merkel on key? Should Macron fire the backing dancers? Stammtisch hosts Damien McGuinness and Michaela Küfner are joined this week by The Economist’s Jeremy Cliffe and the Körber Stiftung’s Liana Fix to award the coveted “douze points.”