I remember when Queen Ida was playing at Cambridge she has everyone doing catfish signs as a sign of enthusiasm. She said it was traditional down in Louisiana.

How to describe? You stick your palm facing forward, pull down the ring and middle fingers and hold then down with your thumb, and you wiggle what's left, which is to say the index and little fingers.

Of course it might be mistaken for some kind of Eastern European cursing ritual, but you've got to take a risk in this life. Or a renegade Vulcan.

I reckon I might just try this one.