1 of 5
Their Movie: Ocean's series, Burn After Reading
His Twins: Knox Leon and Vivienne Marcheline, 8
His Advice: Get ready for chaos (and lots of love)
What He Said: "[There's] a lot of love, a lot of fighting, a lot of refereeing; a lot of teeth-brushing and spilling ... Chaos, total chaos. But so much fun," Pitt told The Telegraph in 2015.
2 of 5
Their Movie: Ocean's series, Money Monster
Her Twins: Phinnaeus and Hazel, 12
Her Advice: You'll eventually know what to do
What She Said: "You get through it and you figure it out," she said during an appearance on The Ellen DeGeneres Show. "Everybody does, and it's a trial and error and a whole lot of tears. And it's amazing. I have three incredible kids, and to think about when they were teeny tiny. It goes so fast."
3 of 5
Their Show: ER
Her Twins: Slater and Bronwyn, 11
Her Advice: Trust they've got each other's backs
What She Said: "She's big heart — she loves her brother — and he protects her in school … If she's having some trouble he's right in there for her, 'Don't you talk back to my sister!' " Bassett told Access Hollywood in 2013.
4 of 5
Their Movie: Out of Sight
Her Twins: Maximilian David and Emme Maribel, 9
Her Advice: Invest in a pregnancy pillow
What She Said: "Carrying twins was really uncomfortable because you lay on one side and you feel there's a baby, and you lay on the other side and you feel there's a baby," Lopez told PARADE in 2010. "I actually had this really big pregnancy pillow ... that I used at night."
5 of 5
Their Show: ER
Her Twins: John and Gustav, 8
Her Advice: Learn as you go
What She Said: "I'm learning as we go — everyone says they're different people, they really are different people!" Bowen told The Huffington Post in 2014. "But they're also siblings who want to be together, but they compete."
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