What? Why! I love this song! Although I must agree that not EVERYPONY NEEDS to know her. It's just Rarity for pony's sake! Anywho. Lets move on.

The nominees are:
Music in the Treetops

So Many Wonders

At the Gala Song

I'll Fly

Morning in Ponyville

Pinkie's Lamet

Fluttershy's Lullaby

Super Duper Party Pony

Bats!

The Pony I Want to Be(Yes I know Diamond is not part of the mane 6 but I wanted to include this song because it is a great song)

Good luck to the nominees!