Bigg Boss Halla Bol series, an extension of Bigg Boss 8, will witness the presence of filmmaker Mahesh Bhatt along with Khamoshiyan actors Ali Fazal and Gurmeet Choudhary Sunday. The trio will promote their forthcoming film on the show, and they will be seen entertaining the viewers along with the show's host Farah Khan. Gurmeet will be seen with Farah, while Bhatt will be seen interacting with the contestants inside the house. He will go in as a director who will audition all the contestants and will create a love triangle between Rahul Mahajan, Karishma Tanna and Upen Patel, bringing in a fun element, said a source. Bigg Boss Halla Bol series started with five challengers from past seasons of the show, competing with five "champions" from the eighth Bigg Boss seasons. The show airs on Colors.