They DO, but not quite the same degree.  The Like and Laura meshes ARE the same as V3, buy differently shaped, like Stephanie3.  The meshes are the same vertices, just in different shapes.

You can use the morphs, just do not expect the same results.

I cannot save the world. Only my little piece of it. If we all act together, we can save the world.--Nelson Mandela
An  inconsistent hobgoblin is the fool of little minds
Taking "Just do it" to a whole new level!