Readers' Poll: The 10 Best Gwen Stefani Songs

See what solo and No Doubt songs beat "Just a Girl" and "What You Waiting For?"

10. "What You Waiting For?" (2004)

Stefani has never shied away from being too real or too meta in her lyrics, which is why her introductory single as a solo pop artist was so effective. In the quirky, eccentric "What You Waiting For?" Stefani takes listeners on a deep dive into her psyche as she explores all her fears and woes about going solo and overcoming writer's block.