Johannes Pietsch, known as JJ, is a 24-year-old countertenor from Vienna representing Austria at the Eurovision Song Contest in Basel with his song 'Wasted Love'. The song blends pop, opera, and techno, showcasing his impressive vocal range. JJ expresses his excitement about performing on such a large stage and aims to convey a message about the importance of classical music. He discusses the pressure of expectations, his emotional connection to the song, and the hope he wishes to inspire in his audience.