Slightly terrifying

Pin to mark the exact placement - CHECK

Pin to mark 37cm from hem, measured twice - CHECK

A small snip and thread found - CHECK

Ready to cut- ARRGH!

Yes, I am slashing my dress to put in the godets. This is the most terrifying thing I have ever done while sewing! Three down, four to go. 

What is the most terrifying thing you have done on a project?