Céline Dion & René Angelil
After a long struggle to conceive again after giving birth to their first son, René-Charles, now 9, Dion and Angelil welcomed twin boys Eddy and Nelson on Oct. 23, 2010.
Mark McGrath & Carin Kingsland
The Sugar Ray frontman/TV host and his fiancée introduced son Lydon Edward and daughter Hartley Grace April 29 in Los Angeles, per People.com.
Roger & Mirka Federer
The tennis champ and his wife welcomed Myla Rose and Charlene Riva just after winning his sixth Wimbledon title. While he calls their birthday, July 23, "the best day of our lives," we're sure he means no disrespect to Andy Roddick.
Molly Ringwald & Panio Gianopoulos
Like daughter, like mother: When The Secret Life of the American Teenager's young grandma revealed her own real-life pregancy to producers, they decided to write it into the script. The former angsty '80s teen queen and her hubby welcomed daughter Adele Georgiana and son Roman Stylianos in early July.
Sarah Jessica Parker & Matthew Broderick
Six-year-old James Wilkie shares the spotlight with a pair of sisters, Marion Loretta and Tabitha Hodge, born June 22 to a drama-plagued surrogate mother in Ohio.
Jenna Jameson & Tito Ortiz
The retired porn star and her UFC fighter beau welcomed twin boys on March 16.
Rebecca Romijn & Jerry O'Connell
With the arrival Jan. 4 of twin girls Dolly and Charlie, we'd be willing to bet the actress no longer feels like a beached whale. With two newborn daughters, she'll be lucky to have a chance to sit down!
Charlie & Brooke Sheen
The newlyweds doubled their household March 14, when the Two and a Half Men star and his wife's twin boys, Max and Bob, were born. Then some other stuff happened.
Diddy
Sean Combs' daughters D'Lila & Jessie with ex Kim Porter represent a unique minority: identical twins born to celebrities. The girls made their debut back in December 2006.
Julia Roberts
The Oscar winner delivered her best performance yet with her twins Phinnaeus and Hazel (with her cinematographer husband Danny Moder), born in November 2004.
Ricky Martin
The Latino superstar surprised the world when he announced in August 2008 that he'd become a father times two via surrogate. Of being a single dad to Matteo and Valentino, Martin says, "I know people say this is a different type of family. Yes, my babies don't have a mom [present]. But I have a lot of incredible women in my family that will always be there for them."
Brad Pitt & Angelina Jolie
The tots were heard round the world when Brangelina's already-famous twins Knox & Vivienne were born in France in July 2008.
Marcia Cross
The actress' forced bed rest in 2007 while pregnant with her fraternal twin daughters Eden and Savannah (with hubby Tom Mahoney) required that several Desperate Housewives scenes be filmed at Cross' home.
Marc Anthony & Jennifer Lopez
The superstar couple reportedly earned $6 million for their exclusive March 2008 photo spread with Emme and Max in People magazine. Newborns, especially twins, can be expensive!
Dennis & Kimberly Quaid
Every day is a double blessing for the Quaids, whose now healthy twins, Thomas and Zoe, were accidentally administered a life-threatening dose of blood thinners as newborns in the hospital last November.
Patrick Dempsey
McDreamy's eldest, Talula, and her mother, Jillian, are now outnumbered by the boys: Jillian Dempsey gave birth to fraternal twin sons Darby and Sullivan in 2007.
Lisa Marie Presley
The "not pudgy but pregnant" singer and her hubby, Michael Lockwood, welcomed fraternal twin daughters Finley and Harper in October 2008.
Geena Davis
At age 47, the Oscar winner welcomed fraternal twin sons Kian William and Kaiis Steven with surgeon husband Reza Jarrahy back in 2004.
Holly Robinson Peete
The actress wife of former NFL quarterback Rodney gave birth to son Rodney James (since diagnosed with autism) and daughter Ryan Elizabeth in 1997.
Denzel Washington
The double Oscar winner's wife, Pauletta Pearson Washington, gave birth to twins Malcolm and Olivia in 1991 at age 39.
Marcia Gay Harden
At age 44, the Academy Award-winning actress gave birth to son Hudson and daughter Julitta in April 2004.
Melissa & Tammy Lynn Etheridge
The Popular actress and former wife of the Grammy- and Oscar-winning singer gave birth (via anonymous sperm donor) to son Miller Steven and daughter Johnnie Rose in October 2006.
Garcelle Beauvais
At age 41, the model-actress gave birth to fraternal sons (with ex Mike Nilon) Jax and Jaid in October 2007.
Angela Bassett
The actress and her actor hubby, Courtney B. Vance, welcomed son Slater and daughter Bronwyn (born via surrogate) in January 2006.