[2] "Spank Thru" dates back to 1985, when it was included on the demo tape Illiteracy Will Prevail released by Cobain's short-lived band, Fecal Matter.
The song was also performed during the band's first radio session, on May 6, 1987, at The Evergreen State College in Olympia, Washington for KAOS (FM).
[1] On October 26, 1989, the band recorded a version of "Spank Thru" during their first BBC Peel Session, at Maida Vale Studios in London, England.
An excellent live version of Spank Thru can be found on the "Blind Pig" bootleg recording of the band's show in Ann Arbor Michigan 04/10/90.
The final live performance of "Spank Thru" was at the Estadio José Amalfitani in Buenos Aires, Argentina on October 30, 1992.
Tim Hughes called the song "an interesting composite of two very different parts," with an "opening guitar riff that satirizes "The Great White Buffalo" by Ted Nugent" and lyrics that "mock the sentimental love poetry" of 70s arena rock bands, before it "abruptly shifts gears into a high-energy punk rock about masturbation.