Jennifer Garner's boyfriend John Miller is respectful of the co-parenting relationship she has with her ex-husband Ben Affleck, a source tells PEOPLE. The couple has been dating since 2018.

It wasn't just Affleck and Garner's eldest who had shot up, though. Her younger sister, Seraphina Affleck, who was 9, was only a couple of inches shorter than her, and their brother, Samuel Affleck, who was 6, was quickly catching up. But nothing could prepare us for how tall Violet would become before she even left her teens.