As it was evident the presenter had forgotten he was on air, Andi replied: “Are we not rehearsing?”
He and his co-stars in the London studio burst into hysterics over his mistake, with Ben telling him: “We’re back from the break and we are live.”
“We are actually out of a break? Okay,” the presenting veteran said before carrying on with his duties as he’d been reminded he was on-screen.
Although he presents the competition segment on Good Morning Britain, Andi stepped in to host chat show Lorraine last summer.
The television veteran became the first man to host the programme in place of star Lorraine Kelly, 61, for an extended period.