Gunda singh and prem singh is samething

Once a Commissioner of city has a peon whose name is Dunda singh.He collects money of bribery through out the week.And on every week night Mrs. Gunda singh gives a bag of some money from bribery.It so happened that Gunda singh has transferred.A new peon arrive there who do the same thing as that of Gunda singh .His name is Prem singh.On week night Mrs.Prem singh gives bag of some money from bribery.Commissioner Thank you Mrs.Gunda singh .She answers i am not Mrs.Gunda singh ,i am Mrs.Prem singh.Commissioner answer ""Gunda singh and Prem singh is the same thing ""