Originally Posted by
christep
I think basically all 5* hotels have such offers don't they? They used to in my road warrior days. To those mentioned above you could certainly add the Sheraton.
AFAIK the Peninsula doesn't have club rooms.
The RC club lounge is open 24/7, with a selection of wine and some light snacks available through the night.
If the OP just wants a place for three couples to meet for drinks before dinner, a hotel with a nice lobby bar could be more cost effective.