"Nevermind" is the second studio album by American rock band Nirvana, released on September 24, 1991, by Geffen/DGC Records. Produced by Butch Vig, it was the band's first release to feature drummer Dave Grohl. The album cover is recognized as one of the most famous in popular music. It has sold over 30 million copies worldwide, making it one of the best-selling albums of all time. Among the most acclaimed albums in the history of music and the most acclaimed album of the 1990s, it was responsible, in part, for bringing both grunge and alternative rock music to a mainstream audience. The puzzle measures 39cm x 39cm when completed and the box size is 30.9cm x 30.9cm x 2.8cm. The David Bowie image is an example of the completed puzzle.