Alicia Keys’s Hollywood sweater on The Voice

Kelly’s white pleated dress on The Voice

V-Neck Pleated Gown by Badgley Mischka Collection at Neiman Marcus, $795

Also available at: Bergdorf Goodman

Ariana’s plaid shirt on The Voice

Checked Wool-Flannel Shirt by Saint Laurent at Net A Porter, $1090

Also available at: Ssense

Kelly’s sequin wrap maxi dress on The Voice

Octopussy Sequinned Asymmetric Dress by Jenny Packham at Neiman Marcus, $4312

Also available at: Net A Porter | Farfetch

Kelly’s leopard print dress on The Voice

Bellarose Animal-Print Midi Dress by Misha at Neiman Marcus, $258.75 (was $345)

Kelly’s floral gathered dress on The Voice

Marion Floral Cocktail Dress by Theia at Saks Fifth Avenue, $545