Happened to be checking around online, and quite a few sites are selling out of Nintendo Wii remotes (just like last year).
One option available is to buy Wii Play which comes with a Wii Remote, in addition to the game...
This is currently the top selling item at Amazon, and is topping the what's shakin list at Buy.com as well. If in the market for extra Wii Remote's, make sure to pick one up with free shipping and no tax in most states:
Check it out: