Gwen Stefani is on fire these days ... in more ways than one.
The 45-year-old recently debuted her music video for her latest single, 'Spark The Fire,' while at the same time showed off her newly dip-dyed locks in the colors black, red, and orange, resembling a flame.
The singer showed off her new look at the KIIS FM's Jingle Ball 2014, where she performed her single along with 'The Voice' coach, Pharrell Williams.
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"OMG OMG thank you for having me #KIISJingleBall. @Pharrell so fun to #SparkTheFire with you!" she wrote on Twitter.
Take a look at her latest music video here:
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