Article continues below advertisementTeen Mom star Javi Marroquin and his wife, Lauren Comeau are preparing to welcome a third child in their growing brood.Just months after tying the knot, the couple announced that they are expecting. Marroquin shared the happy news on Instagram on Sunday, August 17, posting a sweet photo of himself and Comeau beaming together. He wrote, "The best honeymoon souvenir. So grateful to be doing this again with you momma! You're the strongest woman I know and we are beyond lucky 😭❤️ love you more each day.