Click For Photo: https://i.dailymail.co.uk/1s/2019/01/11/19/8414128-0-image-a-154_1547233293355.jpgClick For Video: https://videos.dailymail.co.uk/video/1418450360/2013/11/1418450360_2851770178001_MarioLopez.mp4
He already shares Gia, eight, and Dominic, five, with wife Courtney Lopez, 36.
And on Friday, Mario Lopez revealed his family would be adding to their brood.
Instagram - Extra - Host - Followers - Baby
Taking to Instagram, the 45-year-old Extra host told his 1.1 million followers there was a baby on the way.
'We are adding to the team. We're going to be a party of five,' he announced.
'We - Boy - Girl
'We don't know what we're having, it's going to be a boy or a girl.'
And while Dominic voted for a brother and Gia voted for a sister, he told his followers to standby for the results.
Video - Family - Update
He captioned the video: 'Lopez Family update...'
The former Saved By The Bell star also shared some adorable shots of his two children wearing 'Best Big Sister' and 'Best Big Brother' tanks for the announcement.
Gia - Hands - Air - Pink - Top
Gia had her hands up in the air in her pink top while Dominic struggled to...
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