It looks like there may be some royal grandparent rivalry going on in the Middleton household.

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On Sunday, The Daily Beast reported that with the arrival of Princess Charlotte, the royal family has been pushed aside for the Middletons.

Since the first day that the princess was brought home, Carole and Pippa Middleton were reportedly the first guests to call on the new baby at Kensington Palace.

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Now, it looks like the Middletons have been clearly deemed as the "most important grandparents" in the royal kids' lives.

The Middletons were also crib-side with the birth of Prince George when they were the first through the doors of the Lindo Wing after the birth.

Since being born, Princess Charlotte has been accompanied by Grandma Carole Middletons at Anmer Hall, The Duke and Duchess' home on the Sandringham estate in Norfolk.

Now that Prince William is back at work, Carole has become a "helicopter mother-in-law," according to the report.

Now, she is expected to stay there full-time for at least another month.

According to the report, Carole "has been considering retaining the services of a discreet estate agent to find a country home within easy reach of Anmer Hall, so she, Pippa and James can stay nearby without disturbing the Cambridges' family life."

Kate Middleton gave birth to Charlotte on May 2, 2015.

Tags: Kate Middleton Prince William Carole Middleton