The missus initially disagreed, but then conceded that the only way to properly raise multiple children, without going mad, is... to marry a third party. Come on, you know it makes sense. Yeah, yeah, I know, sanctity of marriage blah blah blah. Then again, if you have two or more semper tantrum banshees in the airlock, all bets are off. You'll thank me later.
Now, after the curse of this delightful little gem of an idea wears off, then comes the tricky part: who's gonna be Number Three? And more importantly, what's their polarity?
Well, A Man Called Da-da has Triumphed over that little obstacle: if it's a ROBOT, then everyone's happy! That's right, THIS MIGHT BE THE DROID YOU WERE LOOKING FOR. You were waiting for that, right? Yeah, I'm weak.
Some might question the C3PO addition, but I for one LOVE gay robots; like Rabbi Robots, they're just funnier than regular robots.
All for one and one extra one to clean up the barf! Get to it, professor.