This just happened to me:
Same emoji, totally different representation. The first is when I post, the second is when I'm writing my post.
Unicode really didn't get it right when it came to emoji.
Revel in the marvels of the universe. We are a collective of forward-thinking individuals who strive to better ourselves and our surroundings through constant creation. We express ourselves through music, art, games, and writing. We also put great value in play. A warm welcome to any like-minded people who feel these ideals resonate with them.