He became an official housemate on Day 21 .
Known to have auditioned in four of the previous Pinoy Big Brother seasons , Reg entered the house as one of the Power Strangers on Day 15 .
Pinoy Big Brother became an official housemate on Day 21 .
Known to have auditioned in four of the previous Pinoy Big Brother seasons , Reg entered the house as one of the Power Strangers on Day 15 .