On a flight to Jamaica one man starts arguing with cabin crew, before turning on the people he knows and then the other passengers. But the flight crew aren't going to be intimidated and they have a plan that will see the man arrested.

On a flight to Heathrow one passenger finds himself restrained by fellow travellers as he takes aim at the female flight attendants. But he soon turns his anger towards another passenger and as the plane hurtles through the skies, a fully blown fight ensues.

In North America, a husband and wife witness a passenger lose control. On the final leg of their journey home, they have been flying for hours, but seeing a fellow traveller put the cabin crew through their paces is the last thing the couple expected to see.

In China a flight is boarding in readiness for taking off. But as cabin crew re-seat passengers, one traveller refuses to give up an entire row that he thinks he is entitled to. A stand-off begins and soon fellow passengers are in uproar.

Two flights to Dallas both experience serious technical difficulties and Crazy On a Plane discovers what it's like to be involved in a mid-air emergency.