sensationally shut the door on royal life in 2020 and hightailed it across the pond to California — forcing the Prince and Princess of Wales to pick up the “extra workload.”“Prince William and Kate are feeling incredibly resentful towards Meghan and Harry for leaving them to pick up the work they dropped when they moved to the States,” a source told Closer magazine. “The extra workload that’s been handed to them is huge.”The insider said William and Kate were left to take on “even more responsibility” following the Sussexes’ decision to move overseas.“It had huge impact on their marriage and family life,” the source said.