So my mom and I were both on Farm Town (an application on Facebook) and she wanted to harvest some of my crops for me (asking me outside FT). When I got to her farm to ask her within FT, the weirdest thing happened.
Um, not only is she in her farm, she's also in her farm a few feet away from herself. I think what she means is:
For those who don't know, MissingNo. is an infamous Pokémon glitch.