Joost Klein born 10 November 1997), known mononymously as Joost, is a Dutch musician, rapper, singer and former YouTuber. Mainly a hip hop artist, his songs and performances often include influences of electronic music, such as drum and bass, hardstyle and gabber. He has released eight studio albums, two of which reached the top ten of the Dutch Album Top 100. He has amassed four chart entries on the Dutch Top 40, and is best known for "Scandinavian Boy", "Wachtmuziek", "Europapa" and "Friesenjung".He represented the Netherlands in the Eurovision Song Contest 2024 with the song "Europapa", which became his first song to top the Dutch Single Top 100. Klein performed in the second semi-final of the contest and progressed to the final, but was disqualified from the show on the day of the final after allegedly making verbal threats to a female production worker.