Popsugar Living Halloween The Best Halloween Costume Ideas For 2021 We're Calling It Now! Here Are 2021's Buzziest Halloween Costume Ideas September 24, 2021 by Haley Lyndes View On One Page Photo 35 of 71 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 35 Dua Lipa at the 2021 Grammy Awards What to wear: For real though, what Dua Lipa outfit don't we love? Dress as the "Pretty Please" singer by wearing a pink rhinestone cutout dress. Complete the style with a Grammy-looking trophy in hand. Previous Next Start Slideshow HalloweenHalloween CostumesPop Culture Halloween CostumesHalloween Costumes 2021Best Of 2021Halloween Costumes For MenHalloween Costumes For Women