This is a popular Pokémon pasta that's been spread around a lot, which is basically theorizing that Ash has been a coma the whole time. It has some interesting explinations of the characters and key plot points.
Here is a link to the original picture used- http://skirt-wulf.deviantart.com/gallery/36089494?offset=120#/d3lije4
Side channel- http://www.youtube.com/user/TheresTwoOfUs
Appears on these pages
Can't believe this isn't on here already... Did not write this and I'm not taking credit, can be...