Pinoy Big Brother (PBB) Season 4 is the upcoming fourth regular season of the hit reality show Pinoy Big Brother on ABS-CBN. Web sources say the show will start to air in the third or fourth quarter of 2011. Toni Gonzaga, Mariel Rodriguez and Bianca Gonzales will reprise their hosting stints for the show.
Watch out for lots of surprises, shocking revelations and more twists to take place at the Pinoy Big Brother House during the 4th season.

Auditions:
Announcements, news and other PBB season 4 related information can be found on this fan website. Later on, when the show is already on air, possible links to PBB season 4 live feed will be available on this page.
Watch out for lots of surprises, shocking revelations and more twists to take place at the Pinoy Big Brother House during the 4th season.

Auditions:
- March 4, 2011 - Metro Manila
- March 10, 2011 - Pangasinan
- March 16, 2011 - Camarines Sur
- March 19, 2011 - Davao
- March 24, 2011 - Laguna
- April 6, 2011 - Bacolod
- April 18, 2011 - Ormoc
- June 4, 2011 - Cebu
- June 9, 2011 - Bukidnon
- June 15, 2011 - Zamboanga
Announcements, news and other PBB season 4 related information can be found on this fan website. Later on, when the show is already on air, possible links to PBB season 4 live feed will be available on this page.