.
This is an appeal to help those affected by the devastating bomb attack , ensuring victims and bereaved families don't suffer with "short-term financial difficulties."
He's said of this decision: “I just knew I had to. I’m not in it for the money.
"The gig was going to happen anyway and we all have to do what we can. I want to try and help pick people up. People like me, doing what we do, it’s our duty to give people a good time.”
Which festivals is Liam playing at this year? When he's not doing his own gigs, Liam is dropping in at the Leeds and Reading Festivals, on Friday August 25 and Sunday August 27 respectively.
As for European festivals, he's playing at several of them, listed below with the Reading and Leeds dates.
Friday June 2 – Rock am Ring, Mendig, Germany
Sunday June 4 – Rock im Park, Nuremberg, Germany
Monday June 5 – Pinkpop Festival, Landgraaf, Netherlands
Wednesday June 14 – Bergenfest, Bergen, Norway
Thursday July 6 – Exit Festival, Novi Sad, Serbia
Sunday July 9 – Les Ardentes, Liege, Belgium
Saturday July 15 – Benicassim Festival, Benicassim, Spain
Friday July 21 – The Tall Ships Races, Turku, Finland
Sunday July 23 – Lollapalooza, Paris, France
Friday August 25 – Leeds Festival, UK
Sunday August 27 – Reading Festival, UK
Friday September 1 – dcode, Madrid, Spain
Saturday September 9 – Home Festival, Treviso, Italy
Will Liam be indulging in a rock 'n' roll lifestyle on tour? Liam with brother Noel during their Oasis days Credit: Getty Oasis tours were notoriously raucous, and Liam - who's now 44 - says he wants to bring the spirit back, while also looking after his health a bit more.
“I never looked after it in the old days," he admitted.
"You’ve just got to be good when it comes to gigging, go easy on the cigs and alcohol. But it can’t all be no fun – I wouldn’t do it if it was.
"I’m not Aled Jones. It can’t be all work and no f***ing play. You’ve just got to pick your moments to let loose.”
When is Liam's debut solo album As You Were due out? Fans will be able to hear Liam's first ever solo album As You Were when it comes out in October.
Until then you can pre-order his first solo single Wall Of Glass on iTunes.