This is a common fad on the F7U12 the Rage Comic Sub-reddit. There are over 12000 results if you search for it on F7U12.
Like Disregard That, I Suck Cocks it is a way of trolling the OP of a comic by editing their comic to mock what it was about.
I don’t know if it really needs an explanation but it is a very common thing on F7U12 so I was wondering what you guys think. For more examples, go to reddit and search for [FIXED]