Gwen Stefani’s brother Eric was originally the keyboardist for No Doubt but left to become an animator for The Simpsons.

Gwen Stefani

Gwen Renée Stefani was born on October 3, 1969, in Fullerton, California, and raised Roman Catholic in nearby Anaheim, California. She was named after a stewardess in the 1968 novel Airport, and her middle name, Renée, comes from The Four Tops’ 1968 cover of The Left Banke’s 1966 song “Walk Away Renée”. Her father, Dennis Stefani, is Italian-American and worked as a Yamaha marketing executive. Her mother, Patti (née Flynn), worked as an accountant before becoming a housewife. Stefani’s parents were fans of folk music and exposed her to music by artists like Bob Dylan and Emmylou Harris. Stefani has two younger siblings, Jill and Todd, and an older brother, Eric. Eric was the keyboardist for No Doubt before leaving the band to pursue a … Continue Reading
Source: https://en.wikipedia.org/wiki/Gwen_Stefani#Early_life