The Projectco-host Rachel Corbett is pregnant with her first child.

Corbett shared the news while sitting on the panel of Wednesday night's episode.

"I can no longer hold it in as the wardrobe department is sick of trying to hide it," she said.

"I'm pregnant!"

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She ended by saying she was having a girl.

After the show, Corbett shared the news on Instagram.

"The secret's out… and Waleed blew his nuts off with a glitter cannon to celebrate," she joked.

Feature image: Network 10.