Shields is all ears as she shows off her inner kitty in New York City. Plus: Kim Kardashian, Eva & Mario, SJP and more

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SNACK ON THIS

Bringing their own sweet treats to the party, Mariah Carey and husband Nick Cannon get into the festive Halloween spirit Thursday, dressing up as the perfect pair – milk and cookies! – for their Halloween Eve costume party at Marquee nightclub in New York City. It was a two-costume evening for the duo, who arrived to the bash as firefighters.

For more costumes, go to our Halloween special