There's plenty of competition out there but we really think this one reigns supreme because it looks like something straight out of a horror film.
Snapchat has given us a lot of things since it cannonballed into all our lives but the face swap feature has to be the one that's changed the internet the most. Redditor Kannzann shared this example of the horrors it can unleash and we have to agree, it really is horrifying.
The most horrific face-swap I've ever encountered... from pics