Giovanni Costello Joins Rüdiger Skoczowsky To Perform A Magical Rendition Of “What A Wonderful World”

During ”The Voice Of Germany,” Giovanni Castello joined Rüdiger Skoczowskyon stage for a singing battle. As part of their performance, the two men sang a beautiful rendition of Louis  Armstrong’s famous song  “What A Wonderful World”. Their voices blend so well, it’s the perfect duet rather than a battle.