At the big birthday bash, you might have to seek out Jimbo if you want to hand-deliver your birthday card he's still the friendliest man on earth, but he tends to hang out with his regulars on wild and crazy days like this. At this early juncture, there's no telling how many musicians will turn up. One grizzled regular put an estimate at five live bands; Bubba's taking a wait-and-see approach. There will be free food, but it's always wise to bring your own. And if you see Bubba, offer the dude a beer and do your part to make sure the festivities run smoothly.