Ariana Grande debuts new lilac grey hair
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Ariana Grande
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Ariana Grande
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Cara Delevingne
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Marion Cotillard
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Poppy Delevingne
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Emily Ratajkowski
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Solange
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Claire Foy
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Paris Jackson
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Kim Kardashian
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Emma Stone
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Paris Jackson
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Emma Roberts
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Cara Delevingne
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Bella Hadid
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Sarah Jessica Parker
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Karlie Kloss
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Cara Delevingne
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Duchess of Cambridge
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Kristen Stewart
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Lena Dunham
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Paris Hilton
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Emma Stone
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Salma Hayek
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Cara Delevingne
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Kristen Stewart
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Katy Perry
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Michelle Williams
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Kim Kardashian-West
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Kendall Jenner
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Allison Williams
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Emily Thornhill
From the super on-trend buzz cut to the long-reigning celebrity favourite wavy bob, we chart the best and most drastic celebrity hair transformations to be inspired by this year.