This is an excerpt from the book "Wonderful India:A portrait" by Patrick French.I read it in Outlook India.
1 Bengali = poet
2 Bengalis = film society
3 Bengalis = political party
4 Bengalis = two political parties;
1 Tamil Brahmin = priest at the Varadarajaperumal temple
2 Tamil Brahmins = maths tuition class
3 Tamil Brahmins = queue outside the US consulate at 4 am
4 Tam Brahms = Thyagaraja music festival in Santa Clara
1 Hyderabadi = rickshaw-wala
2 Hyderabadis = one cup of chai at an Irani hotel
3 Hyderabadis = shaam-e-ghazal
4 Hyderabadis = the queue for leftovers outside Paradise Biryani every night
1 Andhraite = chilli farmer
2 Andhraites = software company in New Jersey
3 Andhraites = accounting fraud
4 Andhraites = song-and-dance number in a Telugu movie
1 Kashmiri = carpet salesman
2 Kashmiris = defunct houseboat on Dal Lake
3 Kashmiris = jehadi outfit
4 Kashmiris = shoot-at-sight order.
PS:Do read it in good Humor!!!!