Idon'tevenknow. No, this isn't the video I was talking about. Yes, I got carried away XD.

Too many Pinkie Pies? Actually, I think I could have put more, but I didn't want to set up their paths with oodles of clipping, and I didn't want to murder my computer, heh.

Rumble sound effect:
http://www.freesound.org/people/Corsica_S/sounds/94114/
Licensed under CC 3.0.

Hop cycle:
http://www.deviantart.com/art/Pinkie-Hop-SFM-Resource-360668479