A formal engagement of Soundarya Rajinikanth and Ashwin took place on 2nd September, the eve of their wedding.Sri Devi and her husband Boney Kapoor, Aishwarya Rai and Abhishek Bachchan, K Balachander, MK Alagiri and his family, Mohan Babu, Rama Narayanan and other guests graced the occasion and blessed the couple.