"What is shocking is the lack of consideration for the people involved," the duchess's half sister said.
She also urged the Duchess of Sussex to reunite with their father, Thomas Markle.
Samantha Grant wrote an emotional appeal to the Duchess of Sussex.
Samantha Grant has a plan.
Samantha Grant has something to say about everything.
Samantha Grant has a problem with the announcement, of course.
"God, the Grinch grew a heart, albeit at the last minute," Samantha Grant said in an interview.
Samantha Grant was turned away by security, photos show.
“Dad pretty much raised her most of her life on his own," Samantha Grant said on Twitter.
Samantha Grant traveled all the way to London but didn't see the former actress.