Prince William and Kate spent Canada Day in Ottawa, first attending a citizenship ceremony before heading to the huge party on Parliament Hill
The Duchess of Cambridge chats with Prime Minister Stephen Harper during Canada Day celebrations on Parliament Hill in Ottawa on Friday July 1, 2011.THE CANADIAN PRESS / Adrian Wyld
The Duke and Duchess of Cambridge participate in Canada Day celebrations on Parliament Hill in Ottawa on Friday July 1, 2011.THE CANADIAN PRESS / Adrian Wyld
Prince William greets fans following a citizenship ceremony at the Canadian Museum of Civilization in Hull, Quebec near Ottawa July 1, 2011. Britain's Prince William and his wife Catherine, Duchess of Cambridge, are on a royal tour of Canada from June 30 to July 8.REUTERS / Blair Gable
The Duke and Duchess of Cambridge take part in Canada Day celebrations on Parliament Hill in Ottawa on Friday, July 1, 2011.THE CANADIAN PRESS / Fred Chartrand
Royal fans take part in Canada Day Celebrations as they wait to catch a glimpse of Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge arrive at Parliament Hill for Canada Day Celebrations on July 1, 2011 in Ottawa, Canada.Chris Jackson / Getty Images
The Duchess of Cambridge greets royal fans after visiting the Museum of Civilization in Gatineau, Que., on Friday, July 1, 2011.THE CANADIAN PRESS / Nathan Denette
The Duke and Duchess of Cambridge arrive in a landau at Canada Day celebrations on Parliament Hill in Ottawa on Friday July 1, 2011.THE CANADIAN PRESS / Frank Gunn
Canada's Governor General David Johnston (L), Prince William, his wife Catherine Middleton, the Duchess of Cambridge and Canada's Minister of Citizenship, Immigration and Multiculturalism Jason Kenney (R) pose for a photo with new Canadian citizens following a citizenship ceremony at the Canadian Museum of Civilization in Hull, Quebec near Ottawa July 1, 2011.REUTERS / Blair Gable
The Duke and Duchess of Cambridge share a laugh after signing a guestbook at a citizenship ceremony Friday, July 1, 2011 in Gatineau, Que.THE CANADIAN PRESS / Paul Chiasson
Prince William and his wife Catherine Middleton, the Duchess of Cambridge, attend a citizenship ceremony at the Canadian Museum of Civilization in Hull, Quebec near Ottawa July 1, 2011.REUTERS / Blair Gable
Prince William greets a new Canadian during citizenship ceremony Friday, July 1, 2011 in Gatineau, Que.THE CANADIAN PRESS / Paul Chiasson
Prince William and his wife Catherine Middleton, the Duchess of Cambridge, followed by Canada's Governor General David Johnston and his wife Sharon. arrive at a citizenship ceremony at the Canadian Museum of Civilization in Hull, Quebec near Ottawa July 1, 2011.REUTERS / Blair Gable
The Duchess of Cambridge, centre, is guarded by security as she greets royal fans after visiting the Museum of Civilization in Gatineau, Que., on Friday, July 1, 2011.Nathan Denette / THE CANADIAN PRESS
The Duke and Duchess of Cambridge arrive at a citizenship ceremony Friday, July 1, 2011 in Gatineau, Que.THE CANADIAN PRESS / Paul Chiasson