Kate Middleton Attends First St. Patrick's Day Parade as Colonel of the Irish Guards

Princess Kate was joined by Prince William, who was the Colonel before his wife recently took over the position — and cracked a joke about how he'll "fail once again to finish a pint of Guinness" Subscribe to People ►► http://bit.ly/SubscribetoPeople #PEOPLE Catch up on the latest celebrity news,…

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