Honestly I don't know why you guys are complaining so much about the Derpy voice overs. Shes doing a pretty awesome job of it considering the character doesn't actually have anything to play off of.
Her response video explains it well enough though.
I don't want to disable anon commenting, because I know a lot of you prefer it. If this keeps up though, I might have to require accounts.
1.) More Derpy Voiceovers
2.) Dear Derpy