changed gangsters.now into business.comedy

Hi all

I am looking for the drama or the movie,with following plot.

A gangster/s decided to quit their crime ways  and to enter into business.They are completely new now.I read very long time back,some thing related to this premise in comedy genre.I want to know the name of it.

The gangsters are now in a hotel business,here comes the hilarious situations.I want something similar.

A changed gangster and Comedy situations.

Long back I have read about this premise..I think it is  a film..

Please some one help me finding out..Its comedy film..where gangsters doing some kind of business.