Transcript for Prince George's first few years

It is a boy who will some day be king of England. The announcer with hand carried on the delivery room and driven to London to Buckingham house hosted at the gates with the news that both mother and baby are doing well. We're these that is big boys by heavy. It was still working on a name when I got through. The name of the royal baby announced to the world. Prince George of Cambridge we're learning more about why they chose this name. There have been six kings of England named George the most recent king George the sixth. The queen's father they big day for a little prance prince George his parents and grandparents and great grandparents at seven god parents. Gathered for his christening the whole world watching to see if the tiniest royal was ready for his close up. We go down under tonight where Britain's prince William and his family are visiting it's their first overseas trip. Since prince George was born and it's already making history because of a decision made beforehand by the queen. Brill protocol doesn't allow for immediate heirs to the throne to fly together so the clean had to get special permission for Prince William. The flight on the same plane as prince George prince George making one of its few official appearances on the trapped. And once again stealing the show Prince William consists came expanding their family for the second time in less than two years. Bob ignited. Cited Big Brother George. Shyly waving to the crowd is dead William carries him inside to meet his little sister for the first time. It was a royal family affairs which giving Kate touched down in Canada with prince George once again steadying mission the latest now on will and Kate's European tour hits the prince and princess that have generated the most guys on this trip. The UK's most popular mini ambassadors. Also its youngest.

This transcript has been automatically generated and may not be 100% accurate.