BBC Radio 2
Presenter swiftly apologised before playing Don't Stop Me Now by Queen.
A schedule shake-up meant he shared his regular slot with comic Rob Beckett.
"This is me looking damn hunky,” the star said.
The DJ had joked that local fairground rides are held together with “rusty screws and Blu Tack” during a segment last week.
The presenter recently took time out of the spotlight amid problems in his marriage.
Broadcaster acknowledges viral moment – and points to another time he aped Steve Coogan's character.
“I won’t be on that list anymore. The kind of high earners list, which I didn’t like being on,” the presenter said.
"It’s not often I’m speechless but this has left me, quite frankly, gobsmacked."
The Pogues and Kirsty MacColl's Christmas tune has come under fire over its lyrical content.
The presenter revealed last week that he was leaving his Saturday morning Radio 2 show after 10 years.