If you are looking for a second controller so you and your girlfriend/boyfriend can rock out together, to some Smashing Pumpkins, you wait is almost over.  According to gamestop.com; you can purchase a second GH3 controller on February 27th for $69.99.

Ships 2/27/08
$69.99 Add To Cart
Pre-order to receive release date change notifications.

Check It Out HERE