Sixteen all new HouseGuests move into the newly-designedBig Brother house and will spend the summer of 2013 competing for $500,000. Each HouseGuest hales from a different background yet they must form alliances and opt to lie or not lie as they seek ... (more)to become the 15th Champion of Big Brother. After spending a brief introductory time with each other, the HouseGuests competed in the first The Head of Household competition of the season.