The best video you'll ever see in life.
Coordination is the most important part of any cultural act. Be it dance, choir, orchestra or theater. They practice for several months, maybe even several years to make their art perfect. God forbid, but what if there's a slip during the performance? Well, they can still at least perform. But what about acrobatics? This is one of those arts where a slip might be the end of a career.
I can't stop watching it on loop.