Celebrity Celebrity Moms Lauren Conrad Reveals Her Baby's Sex in an Incredibly L.C.-Like Way By Olivia Bahou Olivia Bahou Facebook Olivia Solomon is a New York-based writer and editor who covers all things fashion, lifestyle, celebrity, and pop culture. She was previously the Assistant Digital Editor for InStyle, and her work has appeared in many national publications. InStyle's editorial guidelines Updated on June 2, 2017 @ 12:45PM Pin Share Tweet Email Photo: JB Lacroix/WireImage Is it really any surprise that Lauren Conrad, fashion designer and Pinterest-worthy Instagrammer, had the cutest way to announce the sex of her baby? The former Hills star, who is expecting her first child with husband William Tell, took to social media on Friday to reveal that (drumroll please!) they are expecting a baby boy! Who's Due Next? Every Celeb Who Is Baby Bumpin' RN "I found this adorable birth announcement while helping my grandma move and I thought it was the perfect way to share that William and I are expecting a baby boy!" she wrote alongside the photo of a vintage card with "it's a guy" printed in light blue ink. VIDEO: Lauren Conrad Bans Body-Shaming Words from Her Website Earlier this week, the momma-to-be shared a sweet 'gram of her baby bump in a scalloped bikini from her tropical "baby moon" with her hubby. The lifestyle maven shared the post in conjunction with her new LC Lauren Conrad swim and beachwear line, which arrived this week at Kohl's. Lauren Conrad Is Here with an Instagram-Worthy Swimwear Launch Congrats, LC!