If you are planning on heading to the store tonight you can grab it on Amazon right now for about the same price!
Right now Just Dance 4  is on sale for $25 SHIPPED- most stores will have it on sale tonight for $24.99.
And if you like you can throw in Just Dance 3 [Nintendo Wii]  for another $7.99.
Remember to double check the price before you buy- Amazon prices change quickly!
Thanks Pandoras Deals !