BBC 6 Music's Liz Kershaw played Red Herring by the FLK on Saturday.  
She said that she made some phone calls and was informed that it's definitely not Bill D.  She didn't mention Jimmy though :-)

Here's a link to the show.  Fast forward to 1hr 41mins.
http://www.bbc.co.uk/programmes/b039303x

Cheers,
Mark