All the monsters fought, the letters to the princess that have been sent, weddings attended, mysteries solved, changeling invasions stopped, star characters becoming alicorns... and so on. And I think we've all learned something about friendship along the way.
Yes, it's been a wild ride getting to this point, and looks to continue on for a while longer still.
But with the series having just recently hit a landmark of one hundred episodes, it does seem like the perfect time to come full circle, and reflect back on that faithful day that started it all...
...and the ponies who had inadvertently been left behind because of it.