Kathy and Rick Hilton Throw Granddaughter Milou a Unicorn-Themed 4th Birthday Party — See Exclusive Photos!

Mar. 15, 2025

Milou Hilton birthday party.Photo:Mark Von Holden

Mark Von Holden

TessaandBarron Hilton’sdaughter Milou is celebrating a big birthday!

Over the weekend, Barron’s parentsKathyandRick Hiltonhosted a birthday party for their granddaughter Milou at their home in Bel Air as the little girl turned 4.

In exclusive photos shared with PEOPLE from the event, Milou can be seen getting ready to eat her unicorn birthday cake, sitting on the table next to her dad Barron, 34. The proud dad holds the couple’s son Caspian, 17 months, and stands next to wife Tessa, who iscurrently pregnantwith the couple’s third child.

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Milou Hilton birthday party.Mark Von Holden

Milou Hilton’s birthday cake.Mark Von Holden

Milou’s aunt Paris was also at the event, pictured sitting in a white bouncy castle with Reum and their son Phoenix. Paris was later photographed sitting next to her aunt Kathy.

“Our third little angel is on its way!! 👼🏼🍼🤰🏼💙,” she captioned the shot.

Earlier that month, she shared a sweet tribute to her son on Instagram incelebration of his first birthday.

“Happy 1st Birthday to our darling, smiley, sweetest, most loving and enchanting little prince, Caspian. I am so lucky you chose me to be your mother 💙.”

Later that winter, Tessatook her two kids to New York City, along with sister-in-law Nicky Hilton and her two daughtersTheodora “Teddy” Marilyn, 4, andLily-Grace Victoria, 6.

Tessa shared a few photos of their adventures on her Instagram Story, which included Barron ice skating in Central Park with one of their kids.

There was also a giant ice cream sundae to celebrate Nicky’s daughter Teddy on her 6th birthday, and later, Tessa and Nicky brought their kids to see the Rockettes at the Radio City Music Hall, which happened to be Tessa’s son Caspian’s first time.

Nicky and Tessa’s daughters posed together outside of the venue, wearing adorable dresses for the special day.

source: people.com