It's been out. Like last year. A little late there sweetie.
yes they are coming out with a just dance to for the wii
just dance 4 will be coming out in redbox next month
just dance 4 just came out so in like 2 more years
December 2011
October 8 2013
September 5 2014
maybe if the other just dances are selling more.
1-3 years probably
Yes! Your in luck just dance 2 is coming out on 15th October this year
Early October 2012 or Christmas 2012
Just dance with other girls. If you want to make her jealous because you've broken up or something, just have a good time without her, and dance with all the girls you can. Be a man and ask her to dance. (Coming from a girl)
gangnam style is a DLC[downloadable content] song so you might have to download it and put it on your Just Dance 4 game