"We can't wait to meet him soon!" she added.
And we don't doubt it!
Just yesterday, the mom-to-be posted a photo that her hubby took, showing a bikini-clad Vanessa in her full pregnant glory, reclining in an infinity pool, silhouetted by the setting sun.
"Watching your wife go through the phases of pregnancy is the most surreal, beautiful thing ever," Nick tweeted. "Nothing like seeing life evolve..."
The couple's first-born son is due in September.
(Originally published June 20, 2012, at 7:47 p.m. PT)