REUTERS/POOL New Prince Philip admires a pint of Guinness at the Guinness Storehouse, in Dublin during a recent visit with Queen Elizabeth, his wife of more than 60 years.

The Duke of Edinburgh, the man of a thousand gaffes, turns 90 today. As part of the birthday festivities, NewsFeed looks back at some of his biggest public blunders.

2009: “There’s a lot of your family in tonight.” After seeing business leader Atul Patel’s name tag during a reception for 400 influential British Indians at Buckingham Palace.

2002: “So who’s on drugs here? He looks as if he’s on drugs.” Singling out a 14-year old boy while addressing members of a Bangladeshi youth club.

2002: “Do you still throw spears at each other?” To William Brin, a successful Aboriginal businessman, during a visit to Brin’s Aboriginal Cultural Park in Queensland, Australia.

(LIST: Princess Anne insults a fan—and other royal embarrassments)

2000: “It’s a vast waste of space.” Speaking to guests at a gala celebrating the opening of Britain’s £18 million ($29 million) embassy in Berlin.

2000: “Get me a beer. I don’t care what kind it is, just get me a beer!” After Italian Prime Minister Giuliano Amato offered him a selection of fine wines at a dinner in Rome.

1998: “You managed not to get eaten then?” Asking a British student about his trek through Papua New Guinea during an official visit.

1995: “How do you keep the natives off the booze long enough to pass the test?” To a Scottish driving instructor.

1994: “Aren’t most of you descended from pirates?” To residents of the Cayman Islands during a tour of the Caribbean.

1993: “You can’t have been here that long — you haven’t got a pot belly.” To a British tourist he met during a tour of Budapest.

1986: “If you stay here much longer, you will go home with slitty eyes.” To a British exchange student during a visit to China.

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1986: “If it has got four legs and it is not a chair, if it has got two wings and it flies but is not an aeroplane, and if it swims and it is not a submarine, the Cantonese will eat it.” Offering his assessment of the culinary habits of the Cantonese at a meeting of the World Wildlife Fund.

1984: “You are a woman, aren’t you?” To an indiginous Kenyan woman who presented him with a gift during an official state visit.

1976: “We don’t come here for our health. We can think of other ways of enjoying ourselves.” To journalists in Canada.

1969: “We go into the red next year. I shall probably have to give up polo.” On the Windsor family’s finances.

1965: “It looks like the kind of thing my daughter would bring back from her school art lessons.” After seeing an exhibition on Ethiopian art.

1956: “You look like you’re ready for bed!” Speaking to the President of Nigeria, who was dressed in traditional robes, during a state visit..

(LIST: See how Prince Philip insulted the Aborigines—and nine other royal family gaffes)

William Lee Adams is a writer-reporter at TIME’s London bureau. Find him on Twitter at @willyleeadams. You can also continue the discussion on TIME’s Facebook page and on Twitter at @TIME.