HOLY CRAP... how DO they DO that!!!

[mtrocket]

This was in 1944!

​

During the first 50 seconds, they are singing, but
next what they do, is amazing...

The Ross Sisters

​

http://www.youtube.com/embed/61cY1ILv60k?rel=0&autoplay=1​

 

[MarkSki]

O U C H !!!

 

[Popbigguy]

GREAT!!! Now MY back hurts!!!