Hi JN - good to see you back on PPRuNe!
As Jeremy Clarkson put it, when asked by an interviewer about the ceremony: "Why is it so important? Because they have been doing some extraordinary things in Iraq and Afghanistan and it's an opportunity for people to come along and say 'thanks very much' and have a few beers".
Here's a gallery of 'celeb' photos at the Millies:
Photos: The Sun Military Awards 2014 | Contactmusic.com which includes photos of both Simon Weston and Simon Cowell.