If it's not that inconvenient for you, why not show up? There may be cancellations, and in my experience, Joe's Pub is occasionally willing to squeeze in another at the bar, if possible.
"I'll cut you, Tracee Beazer!!!!
...Just kidding. I'd never cut anyone." -Tina Maddigan, 9/30/06, WS stage door
Avatar: JULIE "EFFING" WHITE, 2007 TONY WINNER. Thank God.
I'm thinking about legally changing my name to Lizzie Curry...