From singing backup in a dusty Anaheim garage band to global fashion mogul and country superstar, Gwen Stefani's career is a master class in how personal heartbreak and cultural fascination can build an empire. It is also a story that forces us to examine the blurry line between cultural appreciation and appropriation.

We trace how the tragic death of No Doubt's original singer thrust her to the front, how her devastating breakup with bandmate Tony Kanal fueled Tragic Kingdom, and how she inverted the solo rock playbook with fun club pop. From Hollaback Girl's digital milestone to the Harajuku Girls to the 2023 interview firestorm, her legacy is a remarkably complicated one to untangle.

• Being pushed to the spotlight and rejecting the dominant grunge trend for Debbie Harry's blueprint
• Singing her literal diary entries with ...