The Insider.com

In honor or Gwen Stefani's 42nd birthday, we present you with some of Gwen's most outrageous red carpet fashions over the years. Gwen's own clothing line Lamb was modified for children and sold through Target this summer. But she has never failed to wow us with her fashion sense, her beauty, her figure and her "it" factor.

Spanning the gamut from the Harajuku Mini to Greta Garbo sleek, she wears it well by working out 5 days a week and lifting weights. She eats right and drinks lots of water so she can wear the clothes she wants to wear.

READ MORE HEALTH AND BEAUTY TIPS FROM GWEN

But Gwen is more than a fashion icon, she's a philanthropist, as well, donating 100% of the proceeds from the sale of her Harajuku Loves T-Shirt through her band's website NoDoubt.com to the relief effort.