I'll be thinking of you tomorrow...you'll do fine. We'll have to compare surgery & recovery notes on how your open procedure and my lap procedure go (my surgery is tomorrow too).
"Do not be anxious about anything, but in everything, by prayer and petition, with thanksgiving, present your requests to God. And the peace of God, which transcends all understanding, will guard your hearts and your minds in Christ Jesus." (Phippians 4:6-7)