Halloween October 31, 2023 12:25 pm New York orthodontist transforms office into elaborate Harry Potter experience for Halloween Patients at Mateer Orthodontics in Long Island, New York, were surprised to be treated by Lord Voldemort. US & World Videos 1:07 More than 50 people stranded on roof of Tennessee hospital flooded by Helene 1:02 WATCH: Aerial images show Helene's trail of destruction in Florida 0:42 WATCH: Coast Guard rescues man and dog after boat fails during hurricane 1:41 California laws aim to protect earnings of child social media stars 1:20 5 fun facts about ‘Saturday Night Live'