Benedict XVI's brother, Monsignor <a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Georg+Ratzinger&family=editorial&specificpeople=641406 ng-click='$event.stopPropagation()'>Georg Ratzinger</a>. Pope Benedict XVI celebrates his 80th birthday at the Vatican City on April 16, 2007. Pope Benedict XVI attends a special concert performed by Germany's Stuttgart Radiophonic orchestra in honour of his 80th birthday at Paul VI hall at the Vatican. Program: Mozart, Dvorak and Gabrieli.