Sylvia Jeffreys, 33, and Peter Stefanovic, 27, have been inundated with congratulatory messages from their celebrity friends since announcing their pregnancy news on Monday night.
And leading the pack was the couple's former Nine colleague Lisa Wilkinson, who commented underneath Sylvia's baby post about being 'over the moon' with her growing bundle of joy.
'About as over the moon as we all are!! 'What a lucky lucky byb he is. Huge congrats to two of the best. Now the fun really begins!' Lisa wrote, followed by heart emojis.
'Huge congrats to two of the best!' Lisa Wilkinson (pictured) lead the celebrity congratulations for Sylvia Jeffreys and Peter Stefanovic after the couple announced their baby news on Monday
The comment section was flooded by other high-profile personalities including Deborah Knight, Rebecca Judd, Phoebe Burgess and many more.
Today Show host Deborah wrote: 'THE. BEST. NEWS!' while Peter's sister-in-law Jasmine Yarbrough commented: 'YAAAYY SISSYS' and added a love heart.
'Amazing news! Congratulations you two. Big kiss xxx,' added Phoebe Burgess.
Couple of the moment: Sylvia, 33, and her beaming 37-year-old husband Peter were flooded with comments from high-profile personalities including Lisa, Deborah Knight and Rebecca Judd on Monday night
Meanwhile, WAG Rebecca Judd wrote: 'Woohoo!!!! Best news. Congratulations guys xxx.'
Sylvia and Peter's former fellow Nine reporter Natalia Cooper, who is on maternity leave, used her comment to organise a play date for her son.
'Omg that's wonderful news. I'm so happy for you both! Can't wait til Ezra and your little man can play!' she wrote.
Baby joy! The comment section was flooded with celebrity praise including Peter's sister-in-law Jasmine Yarbrough