The Muffs were an American pop punk band based in Southern California, formed in 1991. Led by singer and guitarist Kim Shattuck, the band released four full-length studio albums in the 1990s, as well as numerous singles including "Lucky Guy" and "Sad Tomorrow", and a cover version of "Kids in America". After a long hiatus beginning in 1999, the band released a fifth album in 2004 but thereafter effectively disbanded. Almost a decade later, the three core members of the band reunited and started performing again. Their sixth album, Whoop Dee Doo, was released in 2014.

Kimberly Dianne Shattuck was an American singer, musician, and songwriter. She was the lead vocalist, guitarist, and primary songwriter of the American punk rock band the Muffs, which formed in 1991. From 1985 to 1990, Shattuck was a member of The Pandoras. In 2001, she was a singer, guitarist and songwriter for The Beards, a side project composed of Shattuck, Lisa Marr, and Sherri Solinger. In 2013, she served briefly as the bass player for Pixies.