There Are More Questions Than Answers

I see from the comments to a couple of posts (eg Funny Faces), that some people are wondering how I made the faces look so weird like this

or this

or this.

I don't really understand the fuss; isn't this what you look like normally? Ok, I admit it, I played around with the photos but I didn't use an 'app'. You young people, haven't you ever heard of doing something yourself?