Watch this caller spring a David Cameron allegation on a daytime TV host live on air

Here's a warning to all TV shows holding government debate but ignoring allegations about David Cameron and a dead pig.

Matthew Wright, host of The Wright Stuff, opened a link to the public titled 'Can Corbyn save Lib Dems?' Given the nature of the lively daytime show, surely producers knew members of the public weren't going to stay on topic. A caller, 'Dan from London', didn't waste any time getting on to the worldwide trending topic - he simply asked: "You also have this issue of the Prime Minister putting his c*ck in a dead pig's mouth..." Matthew Wright duly gave him a roasting before ending the call....

If you don't cover the story someone will cover it for you #piggate @5WrightStuff pic.twitter.com/Fi9RsSFglN

— Johnny Mains (@NooseandGibbet) September 21, 2015