One video taken from what appeared to be inside the United plane showed an engine on fire.
It wasn't merely offensive, said a passenger, it was a death threat.
Two United Airlines pilots have been arrested at Glasgow Airport on suspicion of being intoxicated before a flight to America.
"He can't even take 9/11 off from being a colossal schmuck."
George Duke-Cohan also made a hoax call against a United Airlines flight.
'Scariest flight of my life.'
Feathers were ruffled.
Worrying result for national flag carrier.
'They oversold the flight. When will this all stop?'
From one PR nightmare to another.