He was staring down, apparently reading something, with his glasses askew as he vaped and let out a puff of mist.
Hannity seemed unaware for several seconds, before quickly tossing his vape pen and looking around frantically.
He finally offered up an “uh-oh” in a moment shared on Twitter by Media Matters:
Hannity later said he expected to be the butt of some jokes over the moment.
“Enjoy it, everybody, at my expense,” he said. “I have a good sense of humor, I can take it.”