PHOTOS: Prince Harry's Cutest Moments

Prince Harry is known as the goofball -- the partier, the jokester,the one making a fool of himselfandmaking everyone laugh.

So in honor of the British royal's 27th birthday, we're looking back at some of his goofiest and also sweetest moments. Fromtrekking across the Arcticandplaying polo in New Yorkto serving his country in Afghanistan and partying in Croatia, Prince Harry has had plenty of adventures.

Click through below to see the prince through the years, from his boyhood days with Princess Diana to time spent with his new sister-in-law, Catherine.

Happy 27th birthday, Prince Harry!

August 1987 with Diana and William at the Royal Palace

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October 1991 at the World Cup in Wales

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March 1994 on a ski trip to Austria

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August 1995 at the V-J Day Celebrations with Diana

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September 1995 at Eton College

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January 1996 in Switzerland

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November 1997 in South Africa

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November 1997 at a Spice Girls Concert in South Africa

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March 1998 on a visit to Vancouver

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March 2002 in Switzerland

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September 2002 at the English Premier League Soccer Club West Ham United

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September 2003 at the Sydney's Taronga Zoo

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July 2004 at the St. Jame's Palace Polo Day Charity Match in Tetbury, England

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September 2004 playing rugby in Walsall, England

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March 2005 at Prince Charles and Camilla's Wedding in Windsor, England

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July 2005 at Cartier Cup at Guards Polo Club in Windsor Great Park, England

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July 2005 at a Polo Match in Cirencester, England

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November 2005 training for the Army in England

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May 2006 at the Annual Parade and Service of the Combined Cavarly 'Old Comrades' Association in London, England

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April 2007 at the Cricket World Cup in Antigua

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October 2007 at the Royal Navy's squadron in Portsmouth, England

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January 2008 in Afghanistan

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February 2008 playing rugby in Afghanistan

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May 2009 at the Veuve Clicquot Manhattan Polo Classic Match

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May 2010 with girlfriend Chelsy Davy at a graduation ceremony in Middle Wallop, England

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June 2010 in combat simulation at the United States Military Academy in West Point, New York

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June 2010 in the remote village of Semongkong, Lesotho

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June 2010 at the Veuve Clicquot Polo Classic Match in New York

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July 2010 at the Canine Partners Organization in Midhurst, United Kingdom

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July 2010 at a Royal Wedding in Abergavenny, Wales

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July 2010 at the Asprey World Class Cup in Ewhurst, United Kingdom

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November 2010 at the Royal British Legion Field of Remembrance in Wootton Bassett, England

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April 2011 at the Royal Wedding

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April 2011 at the Royal Wedding

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May 2011 in training for an expedition on an Island near the Norwegian mainland and the North Pole

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This article originally appeared on HuffPost.