The Princess of Wales was reportedly having an affair with her protection officer, the late Barry Mannakee.
A royal expert said Meghan's recent appearance on "The Ellen DeGeneres Show" was an attempt to redeem her reputation after her court blunder.
Jack Whitehall made a quip comparing Meghan Markle and Prince Harry's exit from the royal family to the break up of the "Jonas Brothers" band in 2013.
The Duke and Duchess of Sussex are warned against using their titles for personal gain as it could negatively affect the British royals.
The celebrity singer said the antics of the Duke and Duchess of Sussex "are wearing thin."
It comes after reports that Buckingham Palace plans to boycott BBC if the broadcaster does not offer them the right to respond.
The Duke told the journalists, "thanks very much for coming guys - not that you were invited."
A lawyer for the Duchess of Sussex denied claims that she was difficult to work with as a senior royal.
The duchess will become Queen consort when Prince Charles takes over the throne from Queen Elizabeth II.
Royal expert Richard Fitzwilliams predicted that part two of the documentary will "undoubtedly worsen" relations between William and Harry.
"She's caused chaos for herself and has now somewhat lost control of the narrative."
Netizens said the royals never issued a statement to defend Meghan Markle from claims she bullied palace aids.
It is said that Peter and Wallace became close after spending time together following the breakdown of both of their marriages.
Omid Scobie claimed in the documentary that insiders from royal households fed negative stories about Harry and Meghan during their departure.
Body language expert Dr. Lillian Glass said that Meghan was even "guiding" Prince Harry on the red carpet.
Netizens are appalled by the Duchess of Sussex's actions on "The Ellen DeGeneres Show."
The 95-year-old British monarch joined the family at the joint christening of August Brooksbank and Lucas Tindall on Nov. 21.
Queen Elizabeth II has joined forces with her heirs Prince Charles and Prince William to protest the programme.
The amendment bars anyone who receives "a title of nobility bestowed from a foreign power" from holding the office.
The British monarch had to pull out of the Festival of Remembrance after she sprained her back.