Oh, Celestia. Why on earth would you choose YouTube??
NOTE: I am, of course, in no way making fun of the videos selected for the screenshots. On the contrary! I picked some of the best fan videos the fandom has to offer. And, um. Tori Spelling.
Military Bronies React to My Little Pony:[link]
Bronies React - Season Finale 2: [link]
PONIES The Anthology:[link]
Let's Fly to the Castle: [link]