A travel website listed the "things your flight attendant won't tell you", which included passing decaffeinated coffee off as regular!
Airfarewatchdog.com got a few anonymous flight attendants to reveal some secrets of their trade.
One attendant said: "If a flight is going to be late anyway, we've been known to delay it even further to make sure our overtime pay kicks in."
Another said: "Who do we upgrade? Not the slob who's dressed in a dirty tank top. It helps if you're extremely nice, well dressed, pregnant, very tall, good looking, one of our friends or all of the above."
Another attendant said: "I want to yank your headphones off after I've asked you what you want to drink and you've responded 'huh?' three times. After the fourth, I just move on or give you Coke."
I guess I'll wear a suit next time I fly? Have YOU ever been upgraded?
Read more HERE