This is what happens when a gymnast goes sailing on a Nacra.
Ahhh. You're doing it wrong!
Not only does she perform a perfect hand stand on the wire, but this girl can bend her legs right around and almost touch the gunwales! We'll let you watch her other trick for yourself - it's amazing.
Perhaps it's best not to try this yourself, unless you're particularly flexible, and have 100% confidence in your wetsuit…