Buffy: The Vampire Slayer - Angels Reflection
In 'Graduation Day Part 2', Angel drains Buffy's blood and takes her to the hospital. While she is in a bed recovering and Angel is making a call in the hallway, the Mayor walks in and tries to suffocate Buffy with his hand. Angel rushes in to rescue her and you can clearly see his reflection in the hospital window! Vampires aren't supposed to have reflections!
Buffy Season 3
on 11-27-2000 and