US Vice President JD Vance dressed as Dumbledore for Halloween 2026 and posted a video holding his baby dressed as Dobby. JD Vance dressed up as Dumbledore this Halloween alongside his family, all themed in Harry Potter attire, in a photo that went viral on X. Usha Vance and her children embraced the Harry Potter theme with Hogwarts-inspired costumes, a spider outfit and a dragon.