Preview!
https://www.youtube.com/v/CJ6x21K2oZQ
The song that is played during the Dance detour is "Por una cabeza", a tango from Carlos Gardel and Alfredo LePera.
Here's the full version in the voice of Carlos Gardel, from the movie "Tango Bar" of the year 1935:
https://www.youtube.com/v/8dStp5hq294
(http://i1300.photobucket.com/albums/ag91/Aleij1963/TARCANADA3CAPS/Baires15_zpsyaljgztk.png)
About the soccer task:
The Argentina's National Soccer Team of Blind People, populary known as "Los Murciélagos" ("The Bats"), is a three times World Champion - in fact is the current World Champion since 2015 -, several times America Champion y silver and bronze medalist in the Paralimpics Games of 2004 and 2008.
(http://i1300.photobucket.com/albums/ag91/Aleij1963/TARCANADA3CAPS/SELECCION_zpsi9zkxuqm.jpg)