Latest buzz in Kollywood is that Pyramid Saimira, one of the popular corporate film producers in Kollywood has sent a legal notice to Kamal Hassan and asked him to return the advance amount Rs.10.90 crores that was given for Marmayogi.Kamal Hassan replies, "My attention has been drawn to reports in a section of the press that Pyramid Saimira have obtained a stay against the release of our movie…