Nikki andCourtney Sixxare ready to meet their bundle of joy!

“I collaborated with Mark’s Garden on the floral designs,incorporating storybooks into allthe décor,” Courtney tells PEOPLE, sharing exclusive photos from the day. “They started searching for the perfect vintage books six months ago. My nursery also has vintage prints of Beatrix Potter, so I thought it was a perfect fit!”

The centerpieces — crafted with classic Potter titles likeThe Tale of Peter Rabbit— were completed with pink- and cream-colored bunny rabbits.

Benjamin Brett

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Gretchen Rossi, Courtney Sixx and Heather Dubrow.Benjamin Brett

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Brittany Furlan Lee, who married Nikki’s bandmateTommy Leein February, was also on hand to support her fellow Mötley Crüe spouse.

“I just adore Brittany. She is a year younger than me and [I] feel is a little bit like a little sister to me,” theMartha Stewartcontributor tells PEOPLE, adding of Lee, 56, “I’m over the moon happy he found her. She’s a total gem.”

Courtney Sixx and Brittany Furlan Lee.Benjamin Brett

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Guests noshed on chilled gazpacho soup, grilled-salmon salad, a trio of sorbets and a triple-berry cake fromSweet Lady Jane— the same dessert Courtney served as her wedding cake!

As party favors, each attendee was given a Bouquet Box, Courtney’s upcoming flower-arranging line co-designed with Marks Garden, as well asLUX candlestopped with silk peonies.

“I’m so excited for so many things like dressing her, teaching her, creating things with her and just like my mom said at my shower,holding my future best friendin my arms,” she says.

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Courtney Sixx and mom Catherine Hines.Benjamin Brett

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Courtney and Nikki announced they wereexpecting their first child togetherin January.

“What a great way to start off 2019 for Courtney and me,” he told PEOPLE at the time. “I am so excited knowing that I’m not going to be touring during the pregnancy, which makes it even more special.”

“My wife is going to make the most amazing mom ever and our whole family is beyond excited,” the musician raved.

The coupletied the knot in March 2014after three years of dating, at Greystone Mansion in Los Angeles, with a gothic-rock-meets-French-countryside-themed wedding.

source: people.com