He promised to eat his own book if Jeremy Corbyn won more than a 38 per cent share of the vote in Thursday's General Election.

And politics expert Matthew Goodwin proved he is a man of his word when he ate pages of his Brexit volume on live TV on Saturday.

The academic attracted attention on social media in the run up to the snap election when he made the audacious claim that Labour would be trounced at the polls.

Professor Matthew Goodwin, who claimed Labour would not poll over 38 per cent in the general election, ate pages from his book when his predictions were wrong

He tweeted on May 27: 'I'm saying this out loud. I do not believe that Labour, under Jeremy Corbyn, will poll 38%. I will happily eat my new Brexit book if they do.'

The Labour Party won 40 per cent of the vote on Thursday and the Professor of Politics at the University of Kent proved himself willing to fulfill the terms of his bet.

He tweeted early on Saturday afternoon: 'Ok. You win. I will be eating my book on Sky News at 4.30pm.'

The academic from the University of Kent chewed on pages from his Brexit tome live on Sky News after Labour won 40 per cent of the vote in the snap General Election on Thursday

On May 27, Professor Goodwin attracted attention on social media when he confidently predicted that Labour would be wiped out in the election. The post was retweeted 1,000 times

Professor Goodwin tweeted early on Saturday afternoon,'Ok. You win. I will be eating my book on Sky News at 4.30pm', and later wrote: 'Don't ever say I am not a man of my word'

According to the pundit, Sky News also cleared the stunt with health and safety.

Sky News's politics reporter Adam Boulton also tweeted ahead of the stunt, saying: 'PROF EATS OWN WORDS LIVE.'

The author looked mildly concerned as he folded up pages from his book and pushed them into his mouth.

He then gave the camera a thumbs up as he ate a second section of the tome.

The academic said: 'Two percentage points makes a big difference, I am a man of my word, so what I'm going to do is just sit here and eat my book while you guys carry on'

He said: 'I was surprised Jeremy Corbyn got two per centage points more than I expected and I did say that I would eat this book.

'Two percentage points makes a big difference, I am a man of my word, so what I'm going to do is just sit here and eat my book while you guys carry on.'

The interview poked fun at the author when he asked: 'Is the consistency strong and stable or is it a bit weak and wobbly, that paper?'

The interviewer joked with Professor Goodwin when he asked: 'Is the consistency strong and stable or is it a bit weak and wobbly, that paper?'

Sky News's politics reporter Adam Boulton also tweeted ahead of the stunt, saying: 'PROF EATS OWN WORDS LIVE'

'It's a hardback, there are a lot of chemicles, but I have got to get through the whole thing.'

The academic later tweeted a picture of him eating the tome with the caption: 'Don't ever say I am not a man of my word.'

The post received more than 200 retweets and 700 likes.

Professor Goodwin co-wrote Brexit: Why Britain Voted to Leave the European Union with fellow academics Harold D. Clarke and Paul Whiteley.

He said: 'I was surprised Jeremy Corbyn got two per centage points more than I expected and I did say that I would eat this book'