It's time to start Rock concert movement number one The basic head bob Ready go Rock concert movement number two The one armed fist pump Ready go In a moment it will be time to execute rock concert movement number three The up and down jumping motion Here are your instructions Step one: Bend your knees and then jump into the air Step two: Let gravity bring you back down and upon landing rock your head foreward Step three: Repeat Ready go It's time to start Rock concert movement number four The behind the head leg stretch Ready go