QUIZ: Lance Corporal William Windsor and Colonel-in-Chief Sir Nils Olav

QUIZ: Lance Corporal William Windsor and Colonel-in-Chief Sir Nils Olav once shared similar career paths. However, as is often the case, their paths eventually diverged and one rose to a knighthood while the other was temporarily demoted to fusilier (for disorderly conduct)while serving in Cyprus. One had amilitarypedigreedating back to the American Revolution while the other had little to offer other than "royal blood" and the cutesy way in which hewalked.

Who are these two and what do they have in common?