why won't my class function run?

[johhnyBravo]

ive made a function using classes.

But when i run it , nothing happens

heres the code

 this bit declaring everything
class andrewDX
{
		mymy();
};

andrewDX::mymy()
{
	Beep(300,300);
}

then to run it i write

andrewDX mymy();