The White House and Kensington Palace are both talking some major smack over the upcoming Invictus Games. Friday morning, First Lady Michelle Obama tweeted a video from her official account of her and President Obama looking stern. “Hey Prince Harry, remember when you told us to bring it at the Invictus Games?” the First Lady asks, arms crossed. “Careful what you wish for,” the President says, before an American serviceman behind him says, “Boom.” Hey, @KensingtonRoyal!