smoke coming out of valve cover breather

Hi guys i just made a video there you can see that its alot smoke!

My friend put his hand on the valve cover and he said there is much pressure coming from the engine, **** it looks not god for me now :-|

My friend mean that one piston has a hole or a piston ring is gone the smoke is on both sides of valve covers

http://www.youtube.com/watch?v=9xmJcFxfCD8&feature=youtu.be

I hope you guys can help me thx Peter!

I know this doesn't answer your question, but, careful with those hoodie strings near the moving belts!