Shadow home secretary David Davis showed his teeth this week by urging Conservative leader David Cameron to commit himself to holding a referendum on Britain's relationship with the EU within three months of taking office.
Cameron stirred anger in the party recently by abandoning a 'cast iron guarantee' to hold a referendum on the Lisbon Treaty hours after the Czech Republic ratified it.
Photo: Ray Tang/ Rex Features
This week's winners are:
"Are you sure this is where all the floating voters are?" (Democratus)
"When I said I wanted DC to do the driving, I meant David Coulthard." (D...