Omg quick l00k behind u!~!!!
Lol made u lk
It may need to be translated somewhat. The concepts of farms, girls, and for that matter, fukcing, may be totally foreign to the intelligent life forms of the fifty-third millennium.
Easy. Just read messages from 50,000 years ago.
Oh, wait . . .
Probably something in pictographs, similar to what the Voyager 11 sent up (though perhaps not as epic in scale).
Or LOLCATS. Even if the meme is long dead by then, nobody can resist the allure of cute kittehs speaking in broken English. (Or, God forbid, that’s one of the few things that survive the millenia and our descendants all speak LOLCATese.)