Little Mix performed with CNCO at the X Factor Final on Sunday. Leigh-Anne Pinnock wore a Dolce & Gabbana Embellished Printed Cotton T-Shirt ($195.00 – similar style), customized River Island Satin Frill Hem High Waist Shorts ($56.00) and Public Desire Lacquer Contrast Toe Cap Over The Knee Boots ($49.99) .