The Ross Sisters
Wow, How did they do that?
One of our readers has sent us a thread about a video that is being shared at the moment so we decided to share it with our readers.
The video is on Youtube and features The Ross Sisters and Wikipedia tells us that The Ross Sisters were a trio of 
They performed as a harmony trio, who also danced and had become well known for their acrobatics and contortionism. Their careers peaked during the 1940s, when they featured prominently in the 1944 film Broadway Rhythm and the video shown below just takes your breath away and perhaps gives you a few twinges in the back at the sight of what they did.
