Gordon Ramsay's family is getting even bigger. The celebrity chef revealed on The Late Late Show Thursday night that he and wife Tana are expecting their fifth child.

"You have four teenagers in your house. That's a lot of hormones going on. Are you and Tana surviving that?" host James Corden asked.

"Three girls and a boy, and one more on the way. I'm a little bit nervous," Ramsay admitted.

Ramsay and his wife Tana married in 1996. They're already parents to Megan, who turns 18 next week, 16-year-old twins Jack and Holly, and 14-year-old Tilly.

Their fifth child is due in September, and Ramsay didn't hide the fact he's understandably freaking out a bit. "I'm just worried. Obviously, I'd be happy with another girl," Ramsay said, before listing off all the potential stressers that would entail. "Four girls, four weddings, four sweet sixteens, four boyfriends."

(Full disclosure: TVGuide.com is owned by CBS.)