Reese is similarly smitten, having been spotted out at a Santa Monica restaurant looking “relaxed and happy” with baby Tennessee.
Even her two kids with ex-husband Ryan Phillippe — Ava, 13, and Deacon, 8 — are thrilled with their new brother. "The kids met the baby the first day at the hospital," a source tells the mag. "Deacon is excited to have a brother. And Ava can't wait to babysit!"