Then UKIP leader, Nigel Farage referred to the matter in the context of the build up to the referendum on the United Kingdom's membership of the European union in 2016. After noting that there was the "In" campaign and the "Out" camp, he reflected: "And then we've got the Prime Minister. Or should I call him, in this context, piggy in the middle". Nicola Sturgeon of the SNP also made reference to the incident, accusing Cameron of being "pig-headed" with regards to the 2014 Scottish independence referendum.