Originally Posted by
JumpSeater
If it was more like a "seeeeeeeeee-yaaaaaaaa", then it is an old Mesaba - DTW controller salutation on the handoff to departure. Some of those controllers are really good at it too, but never used it with anyone else, that I ever heard. Maybe the controller moved.
They're still there. It's only with the cape air boys and girls when handed off to "bah- ston deh-pah-ture"