Beavis and Butthead Do Time-Travel

Beavis and Butthead Do Time-Travel is a film based on the Beavis and Butthead TV show, and unlike the previous instalment, this film would be released in cinemas.
Plot
After Beavis' mint falls into the sewer, the two go to a secret USA base and steal their time machine, however Beavis and Butthead mess up while trying to travel back in time, and accidently get stuck in medieval time. The two then must find a way to construct a time machine while being hunted down by King Balls' army.