The model announced her pregnancy via Instagram overnight with this quirky picture. "I am having a baby!" the 27-year-old captioned photo, which depicts a purple dinosaur alongside the post-it note.
In what was surely one of the most chic pregnancy announcements ever, the former Gossip Girl star posted a sepia-toned snap of her baby bump to her lifestyle website, Preserve.us, causing it to crash.
Justin Timberlake and Jessica Biel
Justin Timberlake posted this picture to his Instagram account overnight in official confirmation that his wife, Jessica Biel, is expecting her first child.
Coco Rocha took to Instagram to announce her pregnancy with a video of Coco dressed as a ballerina, with partner Conran in the background. The camera then pans to Coco's stomach, where the message 'Baby Conran arriving Spring 2015' appears.
The former Lucky magazine editor often snaps pictures of her shoes in the backseat of a cab on the way to work - so fans had to look twice when they spotted a tiny pair of matching sneakers next to hers.
Near-nude selfies aren't exactly uncommon on Doutzen Kroes's Instagram page, but this one was different: "So happy to share with you that we are expecting," Kroes wrote.
Gwen Stefani gave her fans a double whammy when she joined Instagram and announced her pregnancy on the same day. "I was ready to hand over the crown. But I guess I am still queen of the house. #itsaboy #surroundedbyboys."
Jumping on the shoe bandwagon, Kelly Rowland chose to announce her pregnancy on Instagram with a picture of tiny sneakers. She captioned the photo: "I'll be stuntin like my daddy....."
Congratulations flowed in for Sonia Kruger after she posted a photo of her chic Valentino studded heels alongside a pair of tiny baby shoes. "Hey everyone. Here's a fun fact...I'm having a baby!"
Stacy Keebler picked a fun way to announce her pregnancy, by posting a snap of a bun in the oven on Instagram. "Look what we've got cooking! A Bun'dle of love!"