first thing is for it to be successful negative emotions like sadness,rage need to show. the worse the emotion the better the transformation.when the happy meter drops down the minus mark, the emotions will will worsen and the transformation will begin.

first squirrelette will feel weak and helpless.head will feel light and empty, body will ache and it takes it's first shape.

the muzzle will grow longer like a dog,arms turn into fore legs. tail will remain the same.

claws will sharpen and get longer,hind legs grow longer,ears will go pointed and tufts stay the same.

complete transformation. teeth will grow pointy and sharp. the rampage begins