Rhys has been writing for a year and a half, and before applying for the competitive Writer at Work programme said he "didn't believe in himself".
Yet small boat crossings have reached record levels for this point in the year - with nearly 1,200 migrants arriving this way on 31 May.BBC Verify looks at key government pledges - from ending the use of asylum hotels to returning more failed asylum seekers.
Labour promised to "" in its general election manifesto.The government wants to fulfil this pledge by the end of this Parliament - meaning by 2029, unless an early election is called.
However, recent figures show there were more asylum seekers staying in hotels in March 2025 than at the end of June 2024, a few days before the general election.At the end of June, 29,585 people were in hotels. By March, there were 32,345 - though the number has dropped compared with December.
The government does not regularly publish figures on the number of actual hotels in use but figures obtained by BBC Verify show there were 218 asylum hotels in December, up from 212 in July.
Once someone applies for asylum, they gain legal protections while awaiting a decision - including accommodation if they cannot support themselves financially.He said: "It's something that we've entered in the past but this year we are lucky enough to be selected and to be performing at one of the most major rock and metal festivals in the country and probably the world."
The band made up of Mr Margaillan, Flynn Green on the guitar, Karl Morse on the bass and Luke Fowler on the drums, will play the Doghouse Stage on Wednesday, 11 June in the community takeover slot.The takeover slot gives up-and-coming unsigned bands and artists an opportunity to play on stage in the lead up to the festival.
Mr Margaillan said: "You can never guarantee what type of opportunities or where these things will take you but one thing's for sure, we are going to grab it by the scruff of the neck and we're going to make the most of it."Mr Margaillan currently juggles music with work, but he said his dream was to be able to pursue music full-time.