 <unk> was applied during post @-@ production where Minaj wanted her body to look like a plastic doll . Production for the music video was handled by US based company Bureau and UK based Riff Raff Films . Paris based visual effects , animation and motion design studio <unk> was given the task of adding the graphics on the video . A team of 14 artists worked for two weeks in Paris to finish the task , accompanied by Megaforce . Different methods used included rotoscoping and keying for creating artificial fireworks and sparkling rain , 3D and 2D backgrounds , set @-@ extensions , buildings , as well as the sky which they created using Autodesk Maya . Costumes worn in the video included Adidas uniforms for Minaj and M.I.A. and a retro inspired look for a sequence , wearing white lace dresses reminiscent of Madonna 's look in her music video for " Like a Virgin " ( 1984 ) , as well as Marilyn Monroe . Another ensemble for Madonna included a crop top , leopard printed bra and a huge cross across her neck . Dress designer for the video was Arianne Phillips with cloths provided by brands like Burberry , Dolce & Gabbana , Bebe , Norma Kamali and jewelry from Swarovski , vintage Yves Saint Laurent , Prada and Eddie Borgo . 
