There 's no tightly choreographed dancing or thematic costumes . About 10 % of the South Korean population is Catholic , including some of the country 's most famous pop stars . A music video was made with many celebs to celebrate the Pope 's first visit to Korea in a quarter of a century . Pop sensation Rain , and pop star Kim Yuna amongst the devoted .
About 10 % of the South Korean population is Catholic , including some of the country 's most famous pop stars . A music video was made with many celebs to celebrate the Pope 's first visit to Korea in a quarter of a century . Pop sensation Rain , and pop star Kim Yuna amongst the devoted .