The British TV presenter, who wed the comic in the year 2012 in a secret ceremony in Rome, declared the joyful news on Twitter.
“Interesting news… Blessed us,” the 38-year old shared with her 354,000 Twitter followers.
The pair were flooded with messages of congratulations and well wishes.
It comes only after funnyman Patrick opened up about having children, about their accents might sound joking.
“I expect any kid we might have has Cat’s looks and my emphasis,” he told the Birmingham Mail.
“With our two strong stresses, we essentially wanted subtitles or a UN translator.”
he 44-year old was also quizzed about when the loved-up pair might add with their family and he answered: “I do not understand. I usually discover that when happiness like that comes along, itis a surprise.”
The pair tied the knot in Rome in 2012 in the scenic St Isidore’s School chapel.
Father Gary Donegan, Patrick’s parish priest jetted to officiate.
An insider said in the time: “It turned out to be a lovely service, only close family and friends.
“We just found out at the final minute. It was a day that is truly perfect.
“They have been buddies for ages and we all only wonder what took them so long.”
It was consistently one of the things which never worked out,” Patrick said.