Grab Wii Sports Resort w/ 2 Wii MotionPlus for $49.49 (save $10.50).  Each Wii MotionPlus costs $19.99, so this is definitely the way to stock up on this new accessory. 

Check it out:   Wii Sports Resort w/ 2 Wii MotionPlus

Wii Sports Resort Requires Wii MotionPlus:

You're in luck! This game includes two Wii MotionPlus accessories in the box with the game. You willl want additional Wii MotionPlus add-ons for each additional controller you will use to play the game though. With the Wii MotionPlus accessory you can add even greater precision to every move you make within the game. With your motion-sensitive Wii Remote, you've swung into action, shaken things up, bowled people over, maybe even totally flipped out! Connect the Wii MotionPlus to your Wii Remote, and the accessory's additional sensors respond to the slightest motion of your wrist, allowing your most subtle movements to deliver impressive results on screen. Intuitive and easy to use, the Wii MotionPlus is compatible with a variety of Wii games to help you increase your accuracy and enhance your overall control.