Star Jessica Biel and singer-actor Justin Timberlake are preparing for the big Wedding celebrations this coming August. Though 30 year old Biel and 31 year old Timberlake, are known as a notoriously private couple, they are planning to have a big wedding. They have want to invite lots of people but they are still undecided on the venue since they will need a big place to accommodate all the guest. As for her wedding planning, Biel is said to have got a helping hand from Timberlake’s mother, Lynn Harless, who is helping her with every little thing. The actress still has designer Monique Lhuillier as her first choice when it comes to her wedding dress.