getty (2) Carlos Santana's set at Woodstock helped make him a star — but it almost didn't happen. The legendary guitarist, 75, opens up to PEOPLE in this week's issue about the fateful festival ...

Among the original Woodstock performers returning to upstate New York – albeit 150 miles west of the 1969 festival – are Dead & Company, John Fogerty, Santana, John Sebastian, Country Joe ...