Sign up for our What's On newsletter - for all the latest whether you're staying in or heading out and aboutLiam Gallagher is among a string of celebrities who have criticised the Government’s Brexit deal for not including visa-free travel for musicians.Sir Elton John, Roger Waters and Ed Sheeran are also amongst those who have also signed a letter saying performers have been “shamefully failed” by the post-Brexit travel rules.The letter, published in The Times, states that there is a “gaping