Mario Diamond-Judah Douglas (born 1999) is an American rock musician, rapper, singer, songwriter, and record producer. In 2017, Judah began producing music at age 18. Three years later, he released his first commercial single. He rose to prominence as an internet meme with his single "Die Very Rough” as well as for his criticism of American rapper Playboi Carti for not releasing his second studio album, Whole Lotta Red.