WATCH BELOW: Mark Scrivens on Married at First SightThe stars of Married at First Sight and The Block took to Instagram to announce the exciting news."Bursting with love for our little girl," Bianca shared alongside a picture of her new baby girl."One week old today, meet: Kyah Ziggi Scrivens."*stop taking photos of me Mum! @thisismarkscrivens," she wrote.Fans and friends flooded the comment section with congratulations and heart emojis."Gorgeous ❤️. Congratulations!" one wrote."Massive congratulations B and Mark.