Burgess Meredith is the voice of Puff, a dragon who helps a young boy overcome his fears of growing into a dysfunctional adult.

Peter Yarrow, who died Tuesday at age 86, has long denied that the famous song “Puff, the Magic Dragon,” was about drugs.

Peter Yarrow, the singer-songwriter who was one-third of the folk trio Peter, Paul and Mary, has died at age 86, his representative confirmed to ABC News.