TLK - Laughter Song

So... what MLP song should I do next?
(Glass of Water & Winter Wrap Up are out of question, since it would be nearly impossible to do a good video)

MLP belongs to Hasbro
TLK belongs to Disney

CAST:
Kiara - Pinkie
Kovu - Rainbow Dash
Nuka - Twilight Sparkle
Vitani - Rarity

Видео TLK - Laughter Song канала GiovannaTouro