2018 Harper's Bazaar ICONS Party: Christina Aguilera, Bella Hadid & More Rock Fierce Looks

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Christina Aguilera Harper's Bazaar ICONS party
Steven Ferdman/WireImage

The most stylish celebrities dressed to the nines to attend the 018 Harper's BAZAAR ICONS Party held at the Plaza Hotel in New York City on Sept. 7. 

Click through the gallery below to see the fiercest looks!