On Friday night’s episode the reality TV star broke the news to viewers after showing his younger sister Sophie a picture of an ultrasound.
“I am actually going to be a dad to somebody,” he said.
Sophie holds the ultrasound up to her face and says: “My niece or nephew. Does it look like me?”
Pete, 26, replied: “No, it’s going to be good looking. Hopefully it looks like Paige.
“Innit mad? I am actually going to be a dad to somebody.”
In February Pete revealed he and Paige were engaged on the Channel 4 show.
Chatting to his sister he said he was “going to have a wife” and said Sophie would be “best woman” at the wedding.
Pete and Sophie won over viewers with their sibling banter and are one of the most popular families on the show.
Pete works in insurance as his day job while his sister is a trainee florist.