Paris Hilton Says Son Phoenix, 2, Has ‘a Built-in Best Friend for Life’ with Younger Sister London, 1 (Exclusive)

Paris Hilton's two children are nan champion of friends.

The multi-hyphenate star, 44, tells PEOPLE successful an exclusive question and reply that son Phoenix Barron, 2, and daughter London Marilyn, 22 months, couldn't person a stronger sibling bond.

"They are champion friends," Hilton says, adding that her 2 kids, whom she shares pinch husband Carter Reum, are "inseparable" and "always together."

"It's for illustration they're twins," nan proud mom continues. "It's conscionable nan cutest thing. It's for illustration a built-in champion friend for life."

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Hilton and Reum, 44, welcomed their first babe together successful January 2023.

"It's ever been my dream to beryllium a mother, and I'm truthful happy that Carter and I recovered each other. We are truthful excited to commencement our family together, and our hearts are exploding pinch emotion for our babe boy," r," nan Parívie founder told PEOPLE astatine nan clip of boy Phoenix's birth.

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Less than a twelvemonth later, nan couple expanded their family in November 2023 done nan commencement of their 2nd child.

Hilton shared nan news connected Thanksgiving by posting a photograph connected Instagram of a pinkish babe outfit pinch nan sanction London printed crossed a long-sleeve top. “Thankful for my babe girl🥹🩷👶🏼,” she captioned nan post.

According to Hilton, life arsenic a mom to 2 nether 2 is flying by. "Oh my God, they're increasing up truthful fast. They're some truthful gangly and truthful smart," she says.

The Paris & Pups creator adds that Phoenix is "the champion large brother" because "he loves his small sister truthful overmuch and is truthful tiny pinch her and truthful protective, ever watching aft her," and nan emotion is communal pinch London, because she "adores him and looks up to him truthful much."

Hilton besides tells PEOPLE her 2 kids person been making tons of memories together aft their family precocious moved into a caller home.

"They are loving it successful their caller rooms, decorating them, and conscionable moving astir successful nan backyard, doing adventures, going connected nan waterslide together, having excavation parties, pinch each nan cousins coming over," nan "Stars Are Blind" singer says. "It's conscionable been truthful special, creating each these memories successful our everlastingly home."