Home Jambase Happy Birthday Duane Allman: Skydog Shines On ‘Blue Sky’National Music NewsJambaseMusicHappy Birthday Duane Allman: Skydog Shines On ‘Blue Sky’November 20, 20161262FacebookTwitterPinterestWhatsApp Listen to all four live recordings of The Allman Brothers Band’s “Blue Sky” featuring Duane Allman thought to exist.