He's very funny - he's on Fighting Talk a lot, on with Hawksbee and Jacobs on Talksport, and has a great column in The Guardian sport section on a Monday.
He is like 50 odd though, so he's hardly going to be your average Chris Moyles' fans cup of tea I admit.
http://www.bbc.co.uk/leeds/sport/sport_r/index.shtml
On that page theres a link to another interview Martin did with Chris in 2004.