"Nevermind" is the second studio album by the American rock band Nirvana, released on September 24, 1991. It features a blend of punk rock and alternative rock, showcasing the band's signature sound. The album includes iconic tracks like "Smells Like Teen Spirit," which helped propel Nirvana to international fame and is often credited with bringing grunge music into the mainstream. The album was produced by Butch Vig and received critical acclaim for its raw energy and emotional depth. "Nevermind" has since been recognized as one of the greatest albums of all time, influencing countless artists and shaping the music landscape of the 1990s.