The third difference is within the line "Got to try to use your 20-20 vision", during the second verse.
During the second verse the members are dancing on water with a black car behind them.
During the second verse, a man can be seen taking pills.
The president started mouthing the words during the second verse, he said.
The song then moves into the key of E major during the verses.
During the second verse, she exits the car and walks towards the camera.
During the third verse, a car stops with a bare-chested man and a woman inside.
During the second verse and chorus, a woman is walking out of a factory crying.
During the third verse, Mercury moves to another set and hides behind a big white box.
Then, the three girls appear dancing in a ripple pattern during the verse.