Hereville. How Mirka met a meteorite
Author: Deutsch, Barry.
Mirka is back, and this time she takes on a misguided meteor who's been set in motion by the troll and turned into Mirka's twin by the witch. Doppelganger Mirka is out to best the real girl. Our heroine will have to beat her own other self in a three-park challenge-- or be banished from Hereville!