"Smells Like Teen Spirit" is a song by the American rock band Nirvana. It is the opening track and lead single from the band's second album, Nevermind (1991), released on DGC Records. The unexpected success of the song propelled Nevermind to the top of several albums charts at the start of 1992, an event often marked as the point when grunge entered the mainstream. It was Nirvana's biggest hit, charting high on music industry charts around the world in 1991 and 1992, and was number one on the charts in Belgium, France, New Zealand and Spain. It was met with wide critical acclaim, and described as an "anthem for apathetic kids" of Generation X. Although Nirvana grew uncomfortable with the mainstream and commercial attention the song brought to them, listeners and critics continue to praise "Smells Like Teen Spirit" as one of the greatest songs of all time.

Kurt Donald Cobain was an American musician who was the lead vocalist, guitarist, primary songwriter, and a founding member of the grunge band Nirvana. Through his angsty songwriting and anti-establishment persona, his compositions widened the thematic conventions of mainstream rock music. He was heralded as a spokesman of Generation X and is widely recognized as one of the most influential alternative rock musicians.