Continuity mistake: When Barris is served in the diner, french fries are scattered over his plate. When seen again, the french fries are replaced with vegetable sides.
Continuity mistake: Donna's earrings disappear and reappear while she is drinking coffee in the restaurant.
Continuity mistake: While Bob/Fred is giving a speech at the NewPath building, he takes his arms off the Podium and turns his side to the crowd. In the next shot, he's facing forward and his hands are on the podium again.
Continuity mistake: When Barris first speaks to the police, he is snipping at his hair with a pair of scissors. When he stops, he holds his forearms up and then clasps his hands together. In the next shot, he is seen from behind, and his forearms are apart, but then shown from the front his hands are clasped again. (00:27:35)