Mumbai, Dec 14: So finally the D-Day has arrived for another big wedding after Genelia-Riteish and Saifeena. The pre-wedding bash and the mehendi ceremony of Vidya-Siddharth has already sparkled celebrations and today (Friday) the duo will finally tie the wedding knot. So what are the preparations and who are the biggies from tinsel town to mark their presence on this auspicious occasion? The wedding date Dec 14 was especially picked because of Vidya's sister, as she also got married on the same date. Now if we take a look at Vidya's wedding outfit. It is said that the Ooh la la lady will wear an exquisite trousseau including Kanjeevaram silk saris from Tamil Nadu. Some of these Saris have been designed by her favourite Sabyasachi Mukherjee, including the one she wore on her sangeet. One of the sarees to be included is designed by the winning participant of a design competition held by a leading daily newspaper. The total number of sarees is 18 and is all hand-crafted. The two out of those are bridal wear. The sarees done on Madras Silk will be hand-crafted by Sabyasachi himself. As we all know the wedding is going to take place in both Punjabi and South India style at Vidya's residence, her family will firstly make its way to Sri Subramania Samaj temple in Chheda Nagar, Chembur today. Therafter a small part of the function will also take place at Kapur's parents' residence in Jolly Makers Tower, Cuffe Parade. For the celebrities included in the guest list, we have got a few names as follows- Amitabh Bachchan, Aishwarya Rai Bachchan, Ekta Kapoor, R Balki, Tushhar Kapoor, Sabyasachi Mukherjee, Milan Luthria, Vishal Bhardwaj. (Rekha?) Well, that's not all. It's also known that after their wedding celebration, the duo will head towards the Caribbean Islands for their honeymoon. And once they return, the groom has got a big surprise for his bride. It's a sea-facing apartment on Juhu Tara road in Mumbai valued at Rs. 14 crore which Sid will present her as a wedding gift. We will see how all this goes and give you each and every detail of this final star wedding of the year.