Origin of pulling your whistle out of pocket when you're just about to tip off

[Rich]

Originally Posted by fullor30

Ha.....just was thinking about this last week. my rule of thumb is after player intros we take them off, always waiting for R to start first. Had a partner last week, just before intros, unzips and jacket comes off as myself (r) and U1 kept them on.

It was a harbinger of things to come for rest of the night by the way.

I have no rule of thumb, myself. I usually take it off as soon as the introductions start. Nobody's looking at us that.