Here's the discount:
Disney Vacation Club Members receive special rates at Celebration Golf Club. The rates include greens fees, required golf carts, and applicable sales taxes. Disney Vacation Club Members may reserve tee times with a credit card guarantee up to 30 days in advance of the date of their requested tee time. All tee times are subject to availability. Reservations may be cancelled up to 48 hours in advance. Cancellations received less than 48 hours from the scheduled time of play, no-shows, and no-calls will be charged at the full rate.
The rate for 1/12-4/11 is $79 on or before 2:00 p.m. $55 after 2:00
For 4/12-5/31 the rate is $59/$5
For 6/1-9/31 it's $55/$30
The rest of the year isn't posted yet.