Obyknovennoye chudo (1978)

A wizard invents characters who all come to life and start to arrive at his house: a King, his servants, a princes, a bear trapped in a man's body - the usual lot. The Plot mainly rotates around the bear, who the wizard had turned into a man. The Bear, who wishes to be a bear once again, can turn into his old self if he were to kiss a princess. It gets complicated when he falls in love with that princess, that arrived at the wizard's house. For how can they be together, if a single kiss will destroy their love?