"I am not permitted to discuss it," he at first told Jay Leno Monday when the Tonight Show host asked if the actor knew the sex of his child yet. "I keep dropping the ball everywhere. She'll say don't tell your cousins until...and then I tell 'em."
"I can't say a word...we're having a boy!"
And if mom-to-be Susan Downey wasn't thrilled at that spat-out proclamation, she'll be doubly unexcited by his next revelation.