When Ranger Gord starts the projector, the upper (supply) reel is obviously empty, and it does not rotate at all; it should turn if film was being reeled off from it to run through the projector. These errors occur in many of the other "Gord's films" segments.
Red states that the large measuring-cup full of popcorn will only make a slightly larger pail of popped corn, but in reality that volume of corn kernels would make several gallons of popped corn. Popcorn expands to maybe twenty times its size when popped - just a single layer of kernels covering the bottom of a large saucepan will overflow the pan without even popping all the kernels.