"Champion Sound," the sole studio album by the Jaylib duo (J Dilla and Madlib), is a hip-hop album released in 2003. It's known for its unique blend of soulful beats, intricate rhymes, and guest features, and it's considered a classic of the underground hip-hop scene. The album was produced with half the songs produced by Madlib featuring J Dilla on vocals, and the other half produced by J Dilla featuring Madlib on vocals.