Hahahaha...he forgot

Shining Armor: https://www.youtube.com/user/ShadowPony12
Cadence: https://www.youtube.com/user/Magpiepony
The Comic: http://dm29.deviantart.com/art/Comic-Block-EfCE-Ep-13a-The-Anniversary-528442101
The Background Music: Bensound.com