Olivia Rodrigo “Obsessed” music video inspired Halloween costume! You just need 🖤 off the shoulder black dress (or corset and a-line midi skirt) 🖤 doc marten shoes 🖤 DIY sash (tutorial on my youtube) 🖤 heart necklace #oliviarodrigo #lastminutecostumes #diyhalloweencostumes #halloweencostumes