Noel Gallagher has revealed he often forgets the lyrics to his iconic tracks when performing live.The Oasis legend, who penned tracks such as ‘Wonderwall’ and ‘Don’t Look Back In Anger’, said he relies on “making shit up” when his memory falters onstage.He told The Sun: “Brain freeze, I get it. I get them when I’m doing gigs to 70,000 people.