October 4, 2009 , the opening of the most awaited of every filipino THE PBB DOUBLE UP.. It was revealed why this season was called DOUBLE UP. First,2 twins are the housemates of kya. The 2 twins( JM AND JP, Kenny AND Tuffi) was the first who know the biggest twist of this season. BIG BRO said that his house was two and that is the one reason why it said double. There is two groups of housemates and the two twins was separated each other. The task is no one can know that they are twins and two house of kya. if they will succeed , they will not be nominated in the first nomination. But if they not succeed, they will be forced evicted. Does the 2 twins can make the double hard task?
THE HOUSEMATES
TOMMY 
PAUL JAKE 
JASON 
DELIO 
JM & JP NO PICTURE
KENNY & TUFFI
YHEL 
PRINCESS
MELISA
MARIEL
CAROLYN 
YURI