When this Japanese father bought his daughters a flying toy doll from China, he probably thought that it would hover for a bit, thrill his kids, and then the batteries would run out. As it turns out, this doll had much more strength than he anticipated.

In the video below, we see the girls test out their new toy, which immediately rockets up into the sky, never to be seen again. One of the girls says a nonchalant "Bye bye!" as her doll flies away. 

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We don't know where that doll was headed in such a hurry, but with that kind of power, she could be anywhere in the world by now!