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Selma Blair penned a moving message for her four-year-old son Arthur.
Photo: Instagram.com/@therealselmablair
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In her sweet tribute she admitted, "I will never regret taking four years off of work to see and hold him as much as possible, to watch him grow."
Photo: Instagram.com/@therealselmablair
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The actress recently thanked her ex, Jason Bleick, for their son.
Photo: Instagram.com/@therealselmablair
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