After months of rehearsal the three became an overnight sensation when their first album, 1962’s eponymous “Peter, Paul and Mary,” reached No. 1 on the Billboard chart.

Peter Yarrow, the pioneering folk musician who found massive success as part of the musical trio Peter, Paul, and Mary, has died at the age of 86, according to the Associated Press.

After months of rehearsal the three became an overnight sensation when their first album, 1962’s eponymous “Peter, Paul and Mary,” reached No. 1 on the Billboard chart.

February 17, 2013 / 11:37 AM EST / CBS New York NEW YORK (CBSNewYork) - One third of the folk group Peter, Paul, and Mary is out with a new children's book based on one of the group's classic songs.

Back in 1962, when the folk trio Peter, Paul and Mary released its self-titled debut album, John F. Kennedy was in the White House, a gallon of gasoline cost 31 cents, and current president George ...

FILE - Folk trio Peter, Paul and Mary, from left, Mary Travers, Paul Stookey and Peter Yarrow, perform at a Los Angeles benefit to aid to Cambodian refugees on Jan. 30, 1980.

The Brief Peter Yarrow, iconic folk singer-songwriter and member of Peter, Paul and Mary, has died at age 86 in New York. His group’s influence spanned the 1960s, winning five Grammys and ...

FILE - Folk trio Peter, Paul and Mary, from left, Mary Travers, Paul Stookey and Peter Yarrow, perform at a Los Angeles benefit to aid to Cambodian refugees on Jan. 30, 1980.