It is a veiled joke on impotency.
The term Nawab of Pataudi refers to the lineage of rulers of the former princely Pataudi State in Northern India.
The princely State of Pataudi was established in 1804 by the British East India Company, when Faiz Talab Khan, who was made the first Nawab, aided them in their battle against the Maratha Empire, during the Second Anglo-Maratha War.
https://en.wikipedia.org/wiki/Nawab_of_Pataudi
It took 2 days for the station to stop smelling of blood.