"We can just have so much fun together, and yet I'll still find so much solace in her support", Meghan said of her mum in a Glamour interview previous year.
"Being in London will also be [Doria's] first chance to see the awesome wedding gown up close!" the source told E!
He will be joined by our royal photographer Arthur Edwards MBE and royal correspondent Emily Andrews for a discussion panel.
As you might expect, royal wedding chat was high on the agenda.
Meghan and Patrick are both leaving Suits after this season, with their characters, Mike and Rachel, set to Wednesday in a two-hour season 7 finale on April 25th - just six days after her actual wedding to Prince Harry. In her relationship, she's the one with the power.
When the actress visited Belfast last monthgave a hint she is ready for babies with Prince Harry.
"We can just have so much fun together, and yet, I'll still find so much solace in her support", the bride-to-be told Glamour a year ago.
"That duality coexists the same way it would in a best friend".
Holmes did not immediately respond to HuffPost's inquiry, so it's hard to ascertain whether her article was a honest attempt to praise Markle for managing to maintain an air of self-confidence despite suffering the indignity of that one stray gray or a desperate attempt at royal wedding clicks. "Our daughter has always been a kind and loving person".
Duncan Larcombe, a royal reporter who traveled with Harry for much of the 2000s, told People that Harry's sudden willingness to talk about his mother and how he grieved her death is due to Meghan.
They are one of 1,200 members of public, from across the country, who have been invited to the big day.