It's a Girl! Nicky Hilton Rothschild Has Luxurious Baby Shower at Hotel Bel-Air

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Nicky Hilton Rothschild commemorated her first pregnancy with a serene baby shower on Friday at the Hotel Bel-Air in Los Angeles, confirming that she was having a baby girl.

The event was attended by family members, which included parents Kathy and Richard Hilton, sister Paris, and aunt Kyle Richards.

NEWS: Nicky Hilton Pregnant With First Child!

A source close to the 32-year-old socialite told ET in January that Nicky and her husband James Rothschild were expecting their first child. The baby is due this summer.

Nicky and James, an heir to one of Europe's greatest banking families, have been together since 2011 and tied the knot during a lavish ceremony at Kensington Palace in London last July.

Throughout her pregnancy, Nicky has proven to be the most stylish mom-to-be ever.

PIC: Nicky Hilton Turns 'Dolce Into Maternity Wear'

Last month, she showed off her growing baby bump in a tight Dolce & Gabbana minidress while attending the Marc Jacobs and Benedikt Taschen celebration of NAOMI in New York City.

She Instagrammed a picture of her outfit along with the caption: "When you turn your Dolce into maternity wear."