ApplebloomOMFG is the final part to Scootastare and Sweetie Derelle (like all cutie mark crusaders), and came into existence overnight on Friday, August 5, 2011. Moderators quickly cracked down on this, as they did with Sweetie Derelle, only quicker. Unlike the other two, however, it almost immediately spawned a counter-meme, the Edd-stare.
This reaction image is still used on the imageboard to express fondness to a certain object(e.g. action, product, etc) as an expression of extreme joy or distress using an image of the earth pony applebloom as a macro.
It has been edited onto several other pictures