SpectraPony is a brony YouTuber and PMV maker. He has made a large number of MLP related fanmade content.
He first discovered the show My Little Pony Friendship is Magic on YouTube. The first pony content he ever saw was the fan-made song Pony Rock Anthem by ShadyVox. The first episode that he saw was Friendship is Magic, part 1 in which he instantly fell in love with the show. This is how he became a brony.