Captain Piett was the first officer on the Super Star Destroyer Executor.
He helped with overseeing of the crew as well as helping to direct the
ships of "The Imperial Death squadron". He was promoted to Admiral after
the death of Admiral Ozzel. The now Admiral Piett stayed in command of
the Executor until it was lost at the battle of Endor.
The Executors bridge was rammed buy an A-wing killing Piett instantly and
spinning the ship out of controll. Unable to quickly transfer
control of the ship too the auxilary control room the ship rammed into
the second death star and was consumed in a ball of flame.