Another babe who's had blue hair is ultra cool No Doubt frontwoman Gwen Stefani. She somehow transforms this bad hairstyle into just a semi-bad hairstyle.

Allow us to explain our logic. Suppose Katy Perry wore this style, or even Kesha... would they not look like total psychos? But on the daring, lovable and exceptionally gifted Stefani, it's much more acceptable... even if it's still bad.

The lesson here? Don't dare these powder blue, stringy, mini buns unless you have the bada-- reputation to back 'em up.

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