No, your entrance into Epcot the evening of the wedding has been covered. Be sure to RSVP. RSVP list will be used by Park staff so that you can enter at no charge.
For those staying at Disney Resorts transportation will be provided to the ceremony and lunch reception and back to your hotel. You will be given an individual pick-up time once you arrive in Orlando. For the Night Cap reception in Epcot, everyone should meet at 7pm at the Disney Wedding Pavilion at the Grand Floridian Hotel for group transportation.