Sarah Jessica Parker, Matthew Broderick with Marion Loretta Elwell, James Wilkie & Tabitha Hodge
And babies make ... five! Parker, 44, Broderick, 47, and son James Wilkie, 7, snuggle with the newest members of their family, twin girls Marion Loretta Elwell and Tabitha Hodge (Hodge and Elwell are Parker family names), born to a surrogate in Ohio. "They're elated," says a friend of the couple's, adding that Mom "can't wait to be a girlie girl with the twins and go shopping for them."
JENNIFER HUDSON & DAVID OTUNGA WITH DAVID DANIEL
After nine months of staying mum about whether she was pregnant, Hudson, 28, and her fiancé, 29, became first-time parents to David Daniel Otunga Jr. "It's just amazing—us discovering each other, me becoming a mom," she said in September.
Sarah Michelle Gellar, Freddie Prinze Jr. with Charlotte Grace
"Every day I look at her and I am in awe," Gellar, 32, told PEOPLE.com of her daughter Charlotte Grace. Friends and family are thrilled that the couple, who got married seven years before parenthood, started their family. "I'm so happy we didn't have kids in our twenties—I just didn't know a thing," Prinze Jr. told PEOPLE. At 33, "I appreciate this so much more." In fact, even the simplest things are a thrill for the new parents. "Charlotte and I take these really long walks," Gellar tells PEOPLE. "And it is the highlight of my day."
NICOLE RICHIE WITH SPARROW JAMES MIDNIGHT & HARLOW
Sparrow was born just 19 months after Richie, 28, and boyfriend Joel Madden welcomed their first child, daughter Harlow. But the siblings hit it off right away. "Harlow is gentle with him," Madden, 30, tells PEOPLE. "She just loves him." As for the family resemblance, Richie brags that her son looks "exactly like Joel! He's a handsome guy, so it's fine." Jokes Madden: "That's debatable."
HEIDI KLUM WITH LOU SULOLA SAMUEL
When the supermodel and her husband, singer Seal, welcomed their baby girl (who joins siblings Johan, 3, Henry, 4, and Leni, 5), they were instantly smitten. "From the moment she looked into both of our eyes, it was endless love at first sight," Seal, 46, wrote in a statement. "She is beautiful beyond words and we are happy that she chose us to watch her grow over the coming years." Klum, 36, adds that she and older daughter Leni are bonding over the new baby. "Leni loves her," says Klum. "She is still not over it. The boys have gotten over Lou already. They've moved on. She was like a toy, and it's like, what's next? But Leni is still excited."
JENNIFER GARNER & BEN AFFLECK WITH SERAPHINA & VIOLET
When Garner and Affleck, both 37, had their second daughter, Seraphina, big sis Violet, 4, gained a buddy for story time. "I love kids' books," says Garner. "I do the special voices and I goof it up pretty big."
Brad Paisley, Kimberly Williams with Jasper & Huck
When baby Jasper and his brother Huck, 2, grow up, his dad hopes they'll "treat PEOPLE well and be kind," Paisley told PEOPLE in June. For now, "Huck wants Jasper to do everything with him," says Dad. "It's hysterical to watch him talk to the baby like they're on the same level." So will the country star, 37, and the actress, 38, try for a girl next? "Never say never," says Paisley. "But we're happy with the two we have."