Blue gum cigars for everyone!
After Ellen DeGeneres asked the starlet if she knew the sex of the child, Duff responded with, "I do, but I haven't told anyone yet. I wanted to tell you first."
But that would've been too easy...
The host tried to guess the sex of the baby with a series of questions, first.
"Are you craving anything?...I don't have a clue. I'm just going to guess boy." Sharp shooter, Ellen!
"It's a boy! Good job. I had feeling it was a boy the whole time," Duff said.
(Originally published Oct. 13, 2011, at 8:33 p.m. PT)