At a rock concert a man dressed in black and white pants and a checked hat plays his red guitar while another man sings .
There is a better than even chance that the man is sitting there playing a tuba while another man dances .
It is impossible that the man is sitting there playing a tuba while another man dances .
There is a better than even chance that the man is sitting there playing a tuba while another man dances .
The man is sitting there playing a tuba while another man dances .