Willie jotted the lyrics on an airplane-sickness bag, launching his signature song. Though Nelson's recording and touring band is named "the Family," only one member is a blood relative.

Willie Nelson refuses to let his age define him ... ever as he sat down with accompanying musicians, his white hair in ...

Willie Nelson is one of the most significant musicians ... Fittingly, Nelson wrote "On the Road Again," which has become his signature song over the years. His 1975 album 'Red Headed Stranger ...