Mighty Mouse and the Magician (1948)

A quaint little village has a magic shop. While performing for his mice friends there, a magician mouse's show is interrupted by a group of cats who start chasing the mice. The magician battles them as long as he can, but they finally get his magic wand. They use the wand to make themselves invisible! The mice look doomed after the cats capture all of them. In desperation to save his friends, the magician sends a rocket into the skies to summon Mighty Mouse. Within minutes, our hero routs the cats and saves the mice and the magician.