My Singing Pumpkin animation (without music) and skull is still available along with my new for 2010 "Window Creeps" animation created by me. Each one priced for $20.00 as a direct download in time for Halloween. Play right from your laptop connected to a digital projector.
More info and payment links here:
Happy Halloween and good luck with all your projects.
YouTube - Window Creeps Special effect for Halloween
YouTube - Grim Grinning Skull and Pumpkins for Halloween 2007