Bước nhảy hoàn vũ 2011 is the second season of Bước nhảy hoàn vũ produced by Vietnam Television and Cat Tien Sa Productions based upon the BBC Worldwide's Dancing with the Stars. The show encountered numerous changes, including a proposed reduction of the judging panel to the number of just three judges (three return), but was opposed and remained unchanged at four (two among them are new), the quitting of several cast members prior the launching and the departure of judges either before or during the show, a new co-host, new professionals as well as multiple changes in format written by the copyright holder from Bulgaria. The first show was aired on VTV3 with 10 celebrities. There was not an elimination the first two weeks of competition. The first took place on the third week (May 1).