Video from the event shows Middleton noticing the demonstrators as members of the group Republic shouted from the crowd. Prince George, Princess Charlotte, and Prince Louis also appeared to hear the heckling as it unfolded. Despite the disruption, Middleton kept smiling, waved to spectators, and continued through the procession without responding. But the protesters weren't there just to criticize the monarchy in general. This time, they came armed with a very specific message: Prince Andrew. Members of Republic lined portions of the parade route carrying signs reading "Not My King" and "Down With The Crown." Some also displayed images tied to the Jeffrey Epstein files, putting Andrew's years-long controversy front and center during one of the monarchy's most visible public events. In a statement, the group said the demonstration was meant to force attention onto the ongoing Andrew scandal and demand answers from both King Charles and Prince William. The timing wasn't accidental.…