Revealing mistake: When Wilma pulls the suitcase forward during the party scene, her fingers squeeze it, making deep indentations in it. (00:34:30)
Revealing mistake: When Fred is pushing on the broken lever in the quarry he flies forwards. When he hits the ground you can see the outline of the edge of a crash mat being made through the sandy ground, behind his head. (01:13:40)
Revealing mistake: Near the end, when Fred uses the rock to bowl over the bad guy, you can all-too-easily see his fingers make big indentations into the surface when he picks it up. Either Fred has the strongest hands in the world, or the rock is made out of something similar to paper mache.
Revealing mistake: Near the end when Barney slams into the cliff wall the whole cliff moves.
Revealing mistake: Fred is launched by the handle on a machine at the quarry. When he lands the crash mat edge is visible.
Chosen answer: He means Fred is fat. That from behind, he looks big enough to be two or more people.
Quantom X ★