Allman Brothers guitarist Dickey Betts dies aged 80: Musician best known for group's hit song Ramblin' Man passed away 'peacefully' at Florida home. Guitarist Dickey Betts died at the age of 80 in his Florida home on Thursday. Betts wrote some of the bands most famous songs including Ramblin' Man. Betts is known for writing some of The Allman Brothers most famous songs including 'In Memory of Elizabeth Reed,' 'Blue Sky,' and their only Top Ten hit, 'Ramblin' Man.'