Okay-dokay, I think we've pretty much exhausted this particular vein of hilarity. I don't think there was a single dud caption (except possibly mine), so all are mentioned in dispatches.
But for sheer coffee-spraying, screen-staining goodness I declare the winner to be
Danny42C with "I should've found out what it meant before I applied for the job of Postillion !"
Great start to the year!
Danny42C, you have control.