Find them and remove their [this part of the comment is blocked due to horrendous monstrosities being mentioned] and that’s how to get rid of joke robbers. (This is a joke)
That happened to me before: when I posted my meme, I only got a couple dozen views & like 1 upvote, but almost a year later, someone else posted the near-exact same meme & it got on the 1st page of the home page. :(
Caption this Meme