Amy sets her glasses on the coffee table just before Sheldon applies the Vapo-Rub. As he applies it, it can be seen that her glasses are in a different place.
During dinner with Bernadette's parents, Howard's pointer finger fidgets on his knife in one shot, then is still and in a different place in the next.
Mike, when mentioning a casino in Palm Springs, asks Howard if he knows how to shoot dice (craps). California gaming does not allow games to be played that are decided by dice.
Actually, Mike never mentions dice. It's Howard who mentions dice. It's likely that he doesn't know that dice games are illegal in California and Mike doesn't correct him.
Actually, Mike never mentions dice. It's Howard who mentions dice. It's likely that he doesn't know that dice games are illegal in California and Mike doesn't correct him.
When filleting the fish, Penny is holding the fillet knife upside down. The cutting edge is pointing towards the ceiling.