If you hear a gargling noise in your cornet it means there is too much water in the instrument. Watch this helpful 'how to' to show you how to remove it. https://www.youtube.com/watch?v=jv0y8LdJ4CE&feature=youtu.be If you have any queries please don't hesitate to contact us via our Repairs page. Or call the sales team on: 01283 535333 or email: firstname.lastname@example.org and they will be happy to help too. Check out more of our How to video's here.