The pregnant comedian, 39, transformed into Vicki Gloria St. Elmo from the 2010 film McGruber as she lifted her blue plaid shirt to reveal her baby bump. Also wearing a brown waistcoat which she teamed with jeans, Kathryn joined Bobby who dressed up as MacGruber and wore a matching ensemble. Wow! Pregnant Kathryn Ryan showed off her baby bump as Bobby Kustra transformed into McGruber characters at Jonathan Ross’ Halloween party on Monday. The pair continued their look with short brown wigs as well as aviator sunglasses and bruised and bloody make-up. McGruber stars Will Forte and Kristen Wiig and sees the eponymous former special agent called back into action to take down his arch-nemesis Dieter Von Kunth, who is in possession of a nuclear warhead and wants to destroy Washington. Catherine revealed she was pregnant with her third child in July. The TV personality admitted she found out she was expecting after trying for the first time while still breastfeeding her son Fred, who she welcomed just 13 months ago. Beautiful: Pregnant comedian, 39, transformed into Vicki Gloria St. Elmo from the 2010 movie McGruber, while Bobby wore a matching ensemble Uncanny: The pair continued their look with short brown wigs, as well as aviator sunglasses and bruised and bloody make-up Katherine shared her pregnancy news on her podcast, but remained tight-lipped about how far along she was. She said: “I’m pregnant, I’ve been pregnant for a while and here’s how I did it. I got pregnant while breastfeeding the first time I tried and to be honest with you I don’t think it will work because I’m 39 – I would have been 38 when I got pregnant. “And I thought, ‘We’ve got to get the kids out of the way’. You never know how long you’re going to have, and I love my kids. I just thought, ‘well, let’s do it.’ Speaking on her show, she said: ‘You should never tell people your due date. If you never tell them, they can never start bothering you at that time.” Built-in character: MacGruber stars Will Forte and Kristen Wiig and sees the eponymous former special agent return to action to take down his arch-nemesis, Dieter Von Cunth. During the show, Kathryn discussed her guilt over having a babysitter take care of her son Fred while she worked and treated herself to a facial. He said: “I did the unthinkable today. I have a number of jobs and asked Miriam (baby sitter) to come in. I said “can you come in? It’s very hot.’ And I’ve booked an hourly facial through Urban Massage. “I feel really guilty about it. What’s even worse is that I will be doing this facial in my kitchen right in front of her face. “How is the Notting Hill parent ‘you look after my child, I’ll do a bunch of work in the morning and then right in front of you I’ll lie on a table and get a facial while you clean the kitchen around me.’ “I didn’t grow up that way. But I had to, I’m sorry. I do not feel well…” It was then that Katherine announced she was expecting her third child, telling listeners: “You know I’m pregnant, I’ve been pregnant for a while and here’s how I did it. “I got pregnant while breastfeeding the first time I tried and to be honest with you I don’t think it’s going to work because I’m 39 – I would have been 38 when I got pregnant. “And I thought, ‘We’ve got to get the kids out of the way.’ You never know how long you’ll have and I love my kids. I just thought, “well, let’s do it. Expected: Catherine revealed she was pregnant with her third child in July Explaining that she was still breastfeeding Fred at the time, Kathryn admitted she “knew she wasn’t ovulating” because she “had no noticeable dryness”. “So one day I’m walking and I feel, you know, wet. And I felt a little more attractive than usual,” she added. He said: “I thought, #’well let’s wait and see, let’s watch all the things.’ Katherine added that she “forgot to try” while touring after two pregnancy losses, but began suffering from a “severe pain” that lasted two to three minutes, which she had while pregnant with her son Fred. She continued: “I thought I might be on my period. And I didn’t expect to get my period this month like I could, because these things should smooth out after your first period when you’re breastfeeding.” “Shortly after that, days later, I had a positive pregnancy test.” Katherine is also mother to daughter Violet, 13, whom she is fiercely protective of, it is not known who she shares her daughter with. She had a civil partnership with her childhood sweetheart Bobby in December 2019 in a low-key ceremony in Denmark after the pair rekindled their romance. Trying for a baby! Katherine added that she had ‘forgotten trying’ while on tour after suffering two pregnancy losses, but found out she was pregnant after experiencing ‘intense pain’ (pictured in June 2022)