Halloween October 31, 2023 9:25 am 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 0:47 WATCH: Comet fragment lights up the sky in Portugal 1:58 ICC seeking arrest warrants for Israeli and Hamas leaders 1:43 World reacts to death of Iran's president 1:07 Cargo ship that crashed into Baltimore bridge moving back to port 5:30 Jake Gyllenhaal sings Boyz II Men During ‘SNL' season finale