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THE KARJENNERS
WireImage

02of 09THE HADIDSEvan Agostini/Invision/APIn a Mother’s Day shoutout to mama Yolanda, Gigi thanked her mom for giving her “best friends” Bella and Anwar. You know these siblings are there for each other when they need it.
02of 09
THE HADIDS
Evan Agostini/Invision/AP

In a Mother’s Day shoutout to mama Yolanda, Gigi thanked her mom for giving her “best friends” Bella and Anwar. You know these siblings are there for each other when they need it.
03of 09THE HEMSWORTHSGettyThey’ve both made it big in Hollywood, but Chris and Liam don’t get crazy competitive. Instead, they tease each other on Instagram and hang out regularly. Brotherly love!
03of 09
THE HEMSWORTHS
Getty

They’ve both made it big in Hollywood, but Chris and Liam don’t get crazy competitive. Instead, they tease each other on Instagram and hang out regularly. Brotherly love!
04of 09THE SCHUMERSCharles Sykes/Invision for the Television Academy/APIf you’ve ever seen Amy hashtag one of her Instagrams #RoadManager, you know she’s talking about her little sister and BFF Kim Carmele. The two not only always hang together, they work together, too – Carmele is a writer and producer onInside Amy Schumerand was a producer onTrainwreck, too.
04of 09
THE SCHUMERS
Charles Sykes/Invision for the Television Academy/AP

If you’ve ever seen Amy hashtag one of her Instagrams #RoadManager, you know she’s talking about her little sister and BFF Kim Carmele. The two not only always hang together, they work together, too – Carmele is a writer and producer onInside Amy Schumerand was a producer onTrainwreck, too.
05of 09THE STYLESESSource: Harry Styles/InstagramWhen Harry’s big sister Gemma went on a date to a One Direction concert, he couldn’t make it through the set without telling theentireaudience. “I apologize if I seem a little distracted,” he said. “My sister’s on a date. I’m trying to keep an eye on it. Behave yourself!” Even celebs can’t help but be a bit protective over their siblings!
05of 09
THE STYLESES
Source: Harry Styles/Instagram

When Harry’s big sister Gemma went on a date to a One Direction concert, he couldn’t make it through the set without telling theentireaudience. “I apologize if I seem a little distracted,” he said. “My sister’s on a date. I’m trying to keep an eye on it. Behave yourself!” Even celebs can’t help but be a bit protective over their siblings!
06of 09THE BLUNTSDavid M. Benett/GettyThe ultimate best-sister-ever move? Setting her up with her future husband. Emily did just that for her sister Felicity, introducing her to herDevil Wears Pradaco-star Stanley Tucci. Felicity and Tucci tied the knot in 2012.
06of 09
THE BLUNTS
David M. Benett/Getty

The ultimate best-sister-ever move? Setting her up with her future husband. Emily did just that for her sister Felicity, introducing her to herDevil Wears Pradaco-star Stanley Tucci. Felicity and Tucci tied the knot in 2012.
07of 09THE NYONG’OSEllen DeGeneres/Twitter/GettyLupita’s brother Peter got more screen space inEllen DeGeneres’s famous Oscar selfie than she did – but like the good sister she is, she doesn’t mind. “I think that’s his win for sure,” Lupitasaid. “He got into the most famous selfie in the world. I’m glad I could have facilitated that.”
07of 09
THE NYONG’OS
Ellen DeGeneres/Twitter/Getty

Lupita’s brother Peter got more screen space inEllen DeGeneres’s famous Oscar selfie than she did – but like the good sister she is, she doesn’t mind. “I think that’s his win for sure,” Lupitasaid. “He got into the most famous selfie in the world. I’m glad I could have facilitated that.”
08of 09THE SWIFTSCharley Gallay/GettyWhen doesn’t Taylor invite younger brother Austin Swift along for the ride? He was there at the Billboard Music Awards, at her squad-filled Fourth of July party, celebrating the holidays with her and Calvin Harris, and with her and Lorde and theVanity FairOscar party. Not to mention, afterKanye Westcalled Taylor out in his song “Famous,” he uploaded a video of him tossing his Yeezys in the trash. We know these siblings are on the same team.
08of 09
THE SWIFTS
Charley Gallay/Getty

When doesn’t Taylor invite younger brother Austin Swift along for the ride? He was there at the Billboard Music Awards, at her squad-filled Fourth of July party, celebrating the holidays with her and Calvin Harris, and with her and Lorde and theVanity FairOscar party. Not to mention, afterKanye Westcalled Taylor out in his song “Famous,” he uploaded a video of him tossing his Yeezys in the trash. We know these siblings are on the same team.
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THE HOUGHS
Kevin Mazur/Getty

source: people.com