Dominant, insistent highly aggressive, extremely contagious invasion of cuddly magical ponies that transform humans into ponies and expand Equestria.
Led by pegasus mare Peachy Wishes and unicorn stallion Shock Daze.
Contact with with a pony will transform a human into a magical pastel colored pony with a cutie mark denoting a special talent or ability; hands and feet become hooves, pastel fur will grow, human hair becomes a pastel mane, colorful tails will grow.
Asphalt and floors become grass.