Put simply: NO
The first thing I would tell you is that you DO NOT NEED TO BUY ONE OF THE PASSES—especially as a first-time visitor. The first time I was planning to attend, I worried about this and wondered if I should spring for one of the VIP packages at the Bourbon Pub, but please rest assured: you do not need a pass. Each venue has its own calendar of events for that weekend, and they each try to make it seem like you need a pass (guaranteed admission! No waiting in line!), but you can have a great time without ever attending any of those events. There are several websites . . . → Read More: Do I Need to Buy a Pass to Enjoy Southern Decadence?