Well I suppose the answer depends on whether or not the flight crew are good dancers: If my uncoordinated self was trying to bust a move in an airline cabin I'd probably wind up kicking someone in the face, but these folks seem to be doing OK.
I can only assume dance lessons are part of SpiceJet's crew training program :-)
Alright, in all seriousness - ...
This regulatory oversight is performed by the Civil Aviation Authority of a country. In India, this function is performed by the Directorate General of Civil Aviation (DGCA-India). Typically certification information is available to the public, but only high level information will be given.
Searching on the DGCA-India website I found this document that ...
In principle you can listen to ATC of VOBL (Kempegowda International Airport, Bangalore) using a VHF air band radio receiver on the following frequencies:
Tower: 124.35 MHz
Ground: 121.65 MHz
Approach: 121.25 and 127.75 MHz
It is however illegal to own such a receiver in India:
Prohibition of possession of wireless telegraphy apparatus
A public notice issued by the DGCA in October reads: “DGCA is in the process of formulating the regulations [and globally harmonise those] for certification & operation for use of Unmanned aircraft systems [UAS] in the Indian Civil Airspace. Till such regulations are issued, no non-government agency, organisation, or an individual will launch a UAS in ...
In short, yes, a helicopter can fly at night, in the US. Special VFR requires that the aircraft and pilot be instrument capable, but that requirement is not applicable to helicopters. VFR weather minima are different for helicopters than airplanes.