Each year, three brothers visit their grandfather for the summer. He is highly skilled in ninjutsu, and for years he has trained the boys in his techniques.

Rocky, Colt and Tum Tum are back in an all new adventure everyone will fall for.

Young martial artists face their grandfather's foes when they accompany him to Japan to deliver a priceless dagger.

The three unstoppable Ninja brothers fight to save their hero (Hulk Hogan) and Mega Mountain Amusement Park from the vicious kid-hating Medusa (Loni Anderson).

Three families compete for a camping spot during a busy Fourth of July holiday weekend.