Heidi Montag and Spencer Pratt are expecting a baby boy.

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The reality stars – who already have four-year-old son Gunner togethe

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had a gender reveal party where blue confetti cannons revealed the sex of the unborn tot, who is due at the start of December.

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According to ‘Entertainment Tonight’ Heidi shouted at the event: “It’s a boy!”

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She then admitted: “My whole intuition is off.” Spencer, 38, said: “I wanted whatever she wanted.”

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The 35-year-old beauty admits she was hoping for a girl but her son is thrilled to be getting a baby brother.

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Heidi added: “Growing up I always wanted boys and then recently,

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I kinda started thinking, I don’t know, I kinda want a girl and having one of each.

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For Gunner, he really wants a brother, so, you know, ultimately I want what would be the best for him and his life.”

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I was crying. I ran upstairs like ‘Spencer, it says pregnant!’ Gunner was like, ‘Why are you crying? What’s happening?’ ”

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