On April 26, 2022, Arthurs announced a statement saying that he had been diagnosed with tonsil cancer and could not join Gallagher on his tour in order to do the treatment. On September 29, 2022, Arthurs announced that he’s been declared cancer free.
Paul Arthurs joined Liam Gallagher to play rhythm guitar on the song Bold and keyboard on For What It’s Worth on Liam’s solo album.
On May 22, 2018, Arthurs performed with Gallagher at the London Stadium as part of Gallagher’s support slot for The Rolling Stone.
From 27 to 29th August 2021, Arthurs joined Gallagher to perform his set headline Reading & Leeds Festivals, playing songs from Gallagher’s solo career, as well as songs originally recorded by Oasis.