Sorting DNA Matches with MyHeritage's Theory of Family Relativity

This webinar looks at 43 Theory of Relativity matches for my mother's DNA on MyHeritage. With a detailed paper trail, Shauna is looking for some unexplained ethnicity that is in both MyHeritage and FamilyTree DNA. What is the explanation for her Welsh and Germanic ancestry passed down on her mother's side? Join Shauna and see if she can solve the puzzle, or is that, dig up yet another family skeleton?