Not long after a couple pilots were caught drinking and flying... controller working a busy enroute sector was querried about the rides ahead by a crew of the afformentioned airline.
yyz "how are the rides at 280?"
yyz cntlr to ual 737 4o mi ahead "ualxxx how is your ride?"
ualxxx " white caps on the coffee, toronto."
yyz to original pilot of afflicted airline(with perfect deadpan delivery)
"___xxx the ride is good for mixing drinks"
I am watching trainee...who is passing traffic between two heavies "...two thosand below"
pilot "hey yyz confirm traffic is 2000 below"
trainee " oh no sorry he is 2000 above"
pilot "O.K. thanks yyz, I thought I was upside down there for a moment"