Popsugar Entertainment Halloween This Is Us Costumes This Is Us Costume Ideas For the Die-Hard Fans With a Lot of Feelings October 17, 2017 by Laura Marie Meyers View On One Page Photo 1 of 9 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Jack and Rebecca's Wedding Day What to wear for Jack: A tan suit with a dark bow tie. What to wear for Rebecca: A lace dress with long sleeves and a white floral crown with long, loose waves. How to act: So in love it hurts. Previous Next Start Slideshow HalloweenThis Is UsHalloween CostumesGroup Halloween CostumesPop Culture Halloween CostumesTVHalloween Entertainment