Stars seem to be going crazy for coloured hair at the moment – Lauren Conrad, Coco Rocha and Nicola Roberts have all recently dyed their hair various whacky shades of pink.
But their colourful efforts have all been outdone by Lady Gaga, who stepped out in Tokyo this morning with a rainbow-hued ponytail.
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The quirky popstar channelled My Little Pony with her thigh length mane.
She later tweeted: “Thank u for the sweet welcome Tokyo! Getting ready to meet Japanese Haus for drinks! I missed them! Your spirit is a rainbow in my hair X”.
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