Parenting is the one thing that doesn't come with a manual, but these talented celebrities have found a way to handle twins while still juggling the famous life.
Mariah Carey and Nick Cannon
Although Mariah Carey once said she didn't want children, the singer and her former husband Nick Cannon have twins, Monroe and Moroccan, who are now 3 years old.
Singer Celine Dion gave birth to fraternal twin boys, Nelson and Eddy, in October 2010, after trying in vitro fertilization six times.
In February 2008, J. Lo and Marc Anthony's twins, Max and Emme, were born.
Sarah Jessica Parker
Sarah Jessica Parker and Matthew Broderick's twin girls Marion Loretta Elwell and Tabitha Hodge Broderick were born via surrogate in June 2009.
Angelina Jolie and Brad Pitt
Parents of 6, newlywed couple Brangelina have a set of fraternal twins in the mix, Vivienne Marcheline and Knox Leon, born in July 2008.
"[A family of] Four feels like the perfect number," Rebecca Romijn told People magazine after having twin girls Dolly Rebecca Rose and Charlie Tamara Tulip in December 2008. She and her husband Jerry O'Connell said they were stopping at just 2.
Marcia Cross also used in vitro fertilization and gave birth to twin girls, Eden and Savannah, in February 2007.
Actress Julia Roberts welcomed boy-girl twins Phinnaeus Walter and Hazel Patricia in November 2004.
A pro at the "double football hold" (for breastfeeding), Modern Family's Julie Bowen is the mother of twin boys John and Gus, born May 2009.
Angela Basset is the proud mother of twins Slater Josiah and Bronwyn Golden, born in January 2006 to a surrogate.
Supermom in "The Incredibles" and in real life, Holly Hunter gave birth to twin boys in January 2006.
Pro athletes Mia Hamm and Nomar Garciaparra have twin daughters, Grace and Ava, born to the couple in March 2007.
The mother of all mothers (in the last few decades, at least), Kate Gosselin not only has twins, she later gave birth to sextuplets, too!
Grey's Anatomy star Patrick Dempsey and his wife welcomed twin boys Sullivan Patrick and Darby Galen in February 2007.
Ray Romano not only has twin sons in real life (who are now in their 20s!), but he also played the father of twin boys as the star of "Everybody Loves Raymond". The boys even had the same names as his real sons, Greg and Matt, but Ray thought that it was too weird to call the characters by his real children's names, so they were changed.