"Hello, world! This is Miles Theodore Stephens - We are drowning in his little peeps and nuzzles," Teigen wrote in the caption of a picture showing the baby sleeping. "Our household feels overwhelmed with love. Thank you for all your well wishes!" A post shared by chrissy teigen (@chrissyteigen) on May 20, 2018 at 10:00am PDT Teigen had days earlier tweeted a hint that she had delivered the new baby, who joins big sister Luna, born to the couple in April 2016.