Don't forget that there are quite a few Brits in Singapore who would like nothing more than to return home and fly for a UK Airline. There are also a number of us Aussies and Kiwis with the right of abode in the UK who may find the idea of leaving Singapore very tempting.
Silkair used to have B737s so those guys would be the only ones with the type endoresment.
The problem now is how to sneak into the Orchard Parade Hotel without being photographed by SIA.