It sounds like you were. I've never heard you sing, but I know you can from your speaking voice. And, in my mind, you have Sally's attitude down pat. I can SO easily see you as Sally, and I'd be curious how you play it, esp. her relationship with the MC.

Hey, look at it this way. You know the guy's a liar, right? That's something. And make sure (channel your inner Slytherin) that everyone in the theatre community hears about this.