To Stutter or Not to Stutter... That is the Question!

I have a play performance due tomorrow. I feel sick thinking that- literally I do. I'm so damn nervous. Being 'in the spot light' is nightmarish to me, I guess that nightmare is turning to reality tomorrow.
It's just one scene from Shakespeare's "Julius Caesar". I play Cassius, the character that manipulated Brutus 'the protagonist' into killing Caesar. Ironic how I'm the one who actually chose the scene, and I seem to be the one dreading it the most.
It's not like I didn't memorize my lines- I did! But my mind freezes in mid thought when I'm faced by the "thousand-eye-snake"! … that's obviously hyperbole for people who would be there to see us perform.
I'm keeping my fingers crossed that the play would be postponed till Monday, I know it's dumb cos I'm gonna fuck up whether I do it's tomorrow or later… guess I still feel I need more time in rehearsals.

But I think this mental torture that I inflict upon myself is worse than actually performing the play, so… let's just get it over and done with...