Before their performance in the finale, the men explained how the Argentine tango began as a dance between working class men ...

The tango fuses New World, African, and European dance styles and is accompanied first ... where it is sometimes danced by pairs of men, sometimes by prostitutes and their companions.

This style of Tango is thought to have been demonstrated in Paris in around 1906, but was so different from the other dances of the time it was considered somewhat obscene. It was modified to ...