I wouldn't if I were you, Noël; they count them before they put them out.
Source, in full
Murmured to Sir Noël Coward (who was gay) at a gala. While she mounted a staircase lined with Guards, she noticed Coward's eyes flicker momentarily over the soldiers; as quoted by Thomas Blaikie in You look awfully like the Queen: Wit and Wisdom from the House of Windsor (2002)