Trouble is about to knock at the doors of Niyati’s (Aastha Chaudhary) paradise in Sahara One’s Niyati, with the entry of Mamta Dutta, better remembered as Glam Bhootni of Taarak Mehta Ka Ooltah Chashmah. The actress is all set to play the negative lead in the show. She will be seen as Yamini, Ishwar’s (Tabrez Khan) senior in a political party. She will also have a love interest in him. Thus, her entry will bring a major twist in the story. If sources are to believed Niyati will arrest her husband Ishwar in the upcoming episodes of the show soon after which Yamini will enter the story and create more trouble for Ishwar and Niyati. When we contacted Mamta, she said, “Yes, my entry will mark the beginning of a love triangle.” The actress has already shot for her entry sequence and in most probability it will air on 2 August, 2013.