Doug gray of The Marshall Tucker Band and gregg allman?

Doug Gray is the lead vocalist of The Marshall Tucker Band, a Southern rock band known for their blend of rock, blues, and country influences. Gregg Allman was the co-founder and frontman of the Allman Brothers Band, a pioneering group in Southern rock, recognized for their improvisational style and fusion of rock and blues. Both musicians have made significant contributions to the genre, helping to shape its sound and culture during the 1970s and beyond. Their legacies continue to influence artists and fans alike.