"The Slim Shady LP" won Eminem his first Grammy for Best Rap Album. This album, released in 1999, showcased Eminem's unique and controversial style, introducing him as a major force in the hip-hop industry. It featured hit singles like "My Name Is" and "Guilty Conscience," which helped propel Eminem to mainstream success and critical acclaim. The album's raw and provocative lyrics, combined with Eminem's exceptional storytelling and technical skills, made it a standout project in the rap genre, ultimately earning him his first Grammy award.