"Crash" is a song by American singer and songwriter Gwen Stefani from her debut solo studio album, Love. Angel. Music. Baby. (2004). Written by Stefani and No Doubt bandmate Tony Kanal, the song uses automobile metaphors to describe a relationship, and it received mixed to positive reviews from critics. Not originally planned as a single, the song was released as the album's sixth and final single on January 24, 2006, during Stefani's pregnancy.

Gwen Renée Stefani is an American singer and songwriter. She is a co-founder, lead vocalist, and the primary songwriter of the band No Doubt, whose singles include "Just a Girl", "Spiderwebs", and "Don't Speak", from their 1995 breakthrough studio album Tragic Kingdom, as well as "Hey Baby" and "It's My Life" from later albums.