I think this is all to do with the world wide hoax that is known as 'Rickrolling' where an estimated 25 million inet users were tricked into watching the video for his 'classic'

single 'Never Gonna Give You Up' making it the most popular record on the inet ever.
I'm afraid that as another product of the 'Stock Aitken Waterman' stable he just never did it for me.

Having seen the amount of wind up merchants on the Gazette site, I can only suppose that one of these were the guilty party you heard on Radio 2!
Keith.
