The plane lost altitude

Passengers on a recent Singapore Airlines flight were left surrounded by a chaotic mess after their flight fell 20 metres when it hit severe turbulence.A total of 11 passengers and one crew member were injured on flight SQ308 from Singapore to London last Sunday.

Anything that wasn't tied down hit the ceiling when the plane lost altitude

The cabin crew and passengers were 'amazing' in the aftermath, as 'a calm and efficient clean-up' was underway

A total of 11 passengers and one crew member were injured on the flight

Coffee can be seen on the ceiling of the Singapore to Heathrow flight following the turbulence

Flight attendants were told to immediately take their seats just before the aircraft hit the turbulence