One of the few memories Guido has from the LibDem conference is the army of yellow lanyard-wearing charity muggers sending round the begging bowls before Nick Clegg’s speech. Clearly the pennies didn’t add up – the LibDems In Need have resorted to taking donations from Oxfam. Martin Horwood has this month disclosed a £1,015 donation from the children’s charity for foreign travel.

And which poverty-stricken third-world country did he visit to help needy young people? Horwood used the charity cash to fly to New York, stay in a hotel and pay for his meals as part of a delegation to lobby the UN on the arms trade. Just what the generous kind-hearted souls who donate to Oxfam want their money going towards…