The crossword puzzle prompt is stating that the name of the rapper associated with the song “Gangnam Style” is PSY.
PSY, whose real name is Park Jae-sang, is a South Korean rapper, singer, and songwriter known for his unique style of music and eccentric fashion sense. He achieved global fame with the release of his catchy hit single “Gangnam Style” in 2012. The song’s music video, featuring PSY’s signature horse-riding dance, became a viral sensation and has since amassed billions of views on YouTube.
In summary, the answer to the crossword question is PSY – the rapper responsible for the viral hit “Gangnam Style”.