"Ninety-Nine Problems" is a popular song by American rapper Jay-Z, released in 2003. The track is known for its catchy hook and clever lyrics, which discuss various challenges and issues faced in life. The phrase "I got 99 problems but a b ain't one" has become a cultural catchphrase, often used to express resilience in the face of adversity. The song features a blend of hip-hop and rock elements, showcasing Jay-Z's unique style. It was produced by Rick Rubin, who incorporated a sample from Billy Squier's "The Big Beat." The track received critical acclaim and remains one of Jay-Z's signature songs.