It's first come first serve...no guarantees. But, it's a rehearsal... you never know. They may let everyone in. But I suggest getting there well before 1...12:30 at the absolute latest.

And you're taking the Metro from Northridge? Eew.

I suggest you call in sick...or rent a car...or hire a cab. Or find a friend. In a car, all you have to do is cut through on Laurel Canyon and onto Fairfax...a bus won't do that.