As the SCMP reported, the man was filmed shouting: Stop swearing at me.
You have no right to do that.
A security guard subsequently tried to arbitrate and de-escalate the situation but failed.
He then wanted an upgrade for the nanny.
Whether the upgrade ordered by the angry passenger was for his son or his nanny remains unclear.
Consequently, a reported 300 passengers were forced to rebook their flights.
There have been a number of incidents reported on planes lately.