Just love the advert for 25 years of Virgin Airways but they really did need a C5 to make it complete. (Yes I know the dates are slightly out but what the heck)
http://www.youtube.com/watch?v=KS_6HHQ7jOA
..I agree, they certainly missed a trick by not using the c5 - the person sat in it could have been playing with a Rubik cube ;D