When Gwen Stefani takes the stage at Planet Hollywood’s Zappos Theater on June 27 for the first show of her Las Vegas residency, she’s told friends, it’ll be the beginning of the end of her musical career. “She’s taking an honest look at her life and what’s important, and she sees the end coming very soon,” an insider tells Life & Style. “Gwen sees her Vegas residency as her last stop.” After a 30-year singing career, both with No Doubt and as a solo artist, Gwen, 48, has been speaking openly about her changing priorities and desire to spend more time with sons Kingston, 12, Zuma, 9, and Apollo, 4. “It’s hard [to be a touring musician] with the kids,” she says, “because they’re in school and I’m not home-schooling,…
