Continuity mistake: Just before the fight in Thailand, Topper arms his wristguards with M&M's and sprinkles which he shows to the crowd and his opponent. A few minutes into the fight, he backhands the referee, who somehow gets gummi bears on his face. (00:12:00)
Continuity mistake: When the American prisoner is being tied to the electric device, the twisty-tie is on his bare skin. In later shots, it is on his sleeve. (00:22:20)
Continuity mistake: When Topper is trying to get the keys to free the colonel, he knocks the pepper-shaker over, but there's no visible concentration of pepper. After the colonel gets the keys, a mouse is shown on the table. It goes up to the newspaper and sneezes from the mound of pepper which was not there before. (01:12:40)
Continuity mistake: In the beginning when Topper is about to fight, he puts a red bandana around his head. As he is walking to the fight, one of the flaps of the bandana is draped over his shoulder. The shot changes when he gets to the fight, and both flaps are now behind his shoulders.
Continuity mistake: When Harbinger jumps out the plane he has face paint on but when he lands it's gone.
Answer: They use stock footage of Time square in the electrocution scene. This is taken from Home Alone 2.