Neil Patrick Harris, David Burtka about to be dads

neil-patrick-harris-david-burtka.jpgThe fall of 2010 for Neil Patrick Harris is going to be legen ... wait for it ... daddy.

That's right: daddy. The "How I Met Your Mother" star and multiple Emmy nominee revealed Saturday (Aug. 14) that he and partner David Burtka are expectant fathers. Of twins, no less.