up up ........

In a grand ballroom filled with formally dressed guests, a man in a white tuxedo dances with a woman in a grey gown, while another man in a black tuxedo dances with a woman in a light blue gown; the man in the black tuxedo is abruptly thrown to the floor, causing the man in the white tuxedo to react with shock and the woman in the grey gown to fall to the ground.