Getting right on my nerve

This MS pain Is getting right on my nerve Right on my nerve Right on my nerve This MS pain Is getting right on my nerve It takes my spoons away Today I've had to Rest rest rest Rest rest rest Rest rest rest Today I've had to Rest rest rest I'm really bored with it Nothing about MS Is even slightly funny Even slightly funny Even slightly funny Nothing about MS Is even slightly funny But I'll keep smiling anyhow This cuddly nerve Needs to stop smiling Stop smiling Stop smiling This cuddly nerve Needs to stop smiling Or I'll start to demyelinate it That's the humour I tend towards now Tend towards now Tend towards now That's the humour I tend towards now As I tend towards a wall