Kim Kardashian Westis thrilled that two of her younger sisters have joined the “Mom Club!”

To start, Kim shared with PEOPLE that her two older children —Saint, 2½, andNorth, 5 — are embracing their new cousins. It even seems like the babies remind Saint of his own 6-month-old sister,Chicago.

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Kim, 37, added that watching her sisterslearning the ropes of motherhoodhas also been fulfilling.

“I don’t know what the word is — not really an ‘I told you so,’ but … ‘Okay, you get it now. Welcome to the ‘Mom Club,’ ” she said of Kylie, 20, and Khloé, 34.

“They finally understand what it is like when I am really tired at work, when I’ve been up and feeding all night long, or things like that, those things they really didn’t get,” Kim explained. “It’s fun tosee them really understandit now.”

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Kylie Jenner StormiCredit: Kylie Jenner/Snapchat

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Kendall, who’s the only one of the KarJenner sisters without any kids, has also beenenjoying her rapidly growing family. “I love all of my nieces and nephews — I like that I can give them back,” she said, laughing.

“But I do feel … a really special connection to Stormi,” admitted the 22-year-old model. “I don’t know if it’s that Kylie is my little sister, but I was hanging out with her the other day at lunch, and we were just sitting, and she was just so comfortable with me, andit made me so happy.”

source: people.com