that brought out queen elizabeth s humanity and humor. here s kelly cobiella. reporter: by the time she was 10, queen elizabeth s future was already decided, a lifetime of duty and protocol her path choreographed and scripted, but every once in a while we caught a glimpse of the real person underneath that heavy crown. i knew before we came that we had exported many of our traditions to the united states, but i had not realized before that weather was one of them. reporter: she had a reputation for being funny, said to have a wicked sense of humor. and when she let it out, you could see the sparkle in those blue eyes thank you, mr. prime minister of canada, for making me feel so old. reporter: but other times we saw how this life of service could weigh on her in one of her few interviews she shared what it s really like to wear that sparkling symbol of the monarchy