See Prince Harry's funniest moments.
Princess Diana holds Prince Harry as her older son Prince William (L) looks out over the balcony of Buckingham Palace in London.
Making a face while holding a spiny echidna during a visit to Sydney's Taronga Zoo.
Making a face while watching Prince Charles and Camilla, Duchess of Cornwall leave St. George's Chapel.
Falling off his horse as he plays polo in the Veuve Clicquot Manhattan Polo Classic on Governor's Island.
Reacting during the opening of the Royal British Legion Wootton Bassett Field of Remembrance as his air horn malfunctions.
Gesturing as he enters the altitude centre, a mechanism for reducing oxygen to replicate conditions on Mount Everest, during a charity event in London.
Running while wearing a mask of his brother Prince William on Flamengo beach in Rio De Janeiro.
A copy of The Sun newspaper featuring a picture of a naked Prince Harry is seen in a shop in London.
Taking part in a trade on the trading floor of BGC Partners in London.
Joking with a baby as he attends the opening of the Help for Heroes Recovery Centre for injured service personnel at Tedworth House, in Tidworth, south western England.
Wearing a Santa hat.
Channeling his inner Harry Potter with Prince William and Duchess Kate Middleton.
Taking part in an All Schools programme coaching event at Twickenham Stadium in London.
Sitting in a Jaguar F-Type as he attends a track day for the Royal Foundation Endeavour Fund.
Playing on a swing with children as Mayor of London Boris Johnson (R) looks on during a viewing of Queen Elizabeth Olympic Park.