Aaron Paul and Lauren expecting a baby girl

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Breaking Bad

" star Aaron Paul and wife Lauren are about to welcome a baby girl.

The 38-year-old actor took to Instagram in September to share the news with his fans, that he is expecting his first child.

Lauren took to Instagram on Thursday to announce the gender of the baby.

"Also baby girl was in my tum here and I had no idea. BUN!" Lauren, 30, wrote along side a group photo from her recent trip to Colorado.

The couple has been married for four years.