The summer of 2012 officially concludes tonight with the season finale of Big Brother 14. The final three HouseGuests (Dan, Danielle and Ian) must battle in the final Head of Household competition, which consists of three parts. The winner of part one faces the winner of part two in part three of the finalHead of Household competition. The winner of this competition must then choose which HouseGuest to evict.The power then shifts to the jury who must chose which one of the two final HouseGuests will be crowned the winner of Big Brother 14. (thetvdb.com)