The season featured a total of eight cast members over the course of the season, as one cast member was evicted and replaced. It is the fifth season to take place in a city that had hosted a previous season, as the show's twelfth season was set in 2002. Las Vegas was first reported as the location for the 25th season by the website Vevmo on September 8, 2010. Pre-production started in August 2010, and Production began from October to December 2010 at the Hard Rock Hotel and Casino. The season premiered on March 9, 2011, consisting of 13 episodes.