Yeh Rishta Kya Kehlata Hai is all set for some heavy drama. We will see the presence of Gayu once again in the lives of Karthik (Mohsin Khan) and Naira (Shivangi Joshi). Things will worsen for the couple as Naira faces some pregnancy complications. After the Diwali party, Gayu will enter their lives. It remains to be seen how she creates havoc in KaiRa's relations. There was some initial buzz that Kanchi Singh will re-enter as Gayu but the actress dismissed the speculations. It is reported that Deblina Chatterjee will be the new Gayu on the show. She has done shows like Balika Vadhu, Pyaar Tune Kya Kiya and Sasural Simar Ka. The actress had not confirmed that she is doing the show.