Kane Brown's wife Katelyn is back ... Stories on Thursday (March 13), the entire Brown family — including the children, Kingsley, Kodi and baby Krewe — have been battling the flu.

Kane Brown is a father before he is anything ... When asked if his two daughters Kingsley and Kodi were accepting of their new baby brother, Krewe, Brown was gushing with pride and love.

"Lose It" is Brown's third-straight No. 1 single, and by the end of the 2018, his career was starting to take off in new ways ...

Kane Brown is excited for fans ... "The girls are just pumped," Brown said of his daughters when it comes to welcoming a baby brother. "They're ready! Kingsley's already, I mean, she's so mature ...