Simon and Garfunkel is an American folk-rock duo consisting of singer-songwriter Paul Simon and singer Art Garfunkel. They gained fame in the 1960s with their harmonious vocals and thoughtful lyrics, becoming one of the best-selling music groups of all time. Their most popular songs include "The Sound of Silence," "Bridge Over Troubled Water," and "Mrs. Robinson." The duo's music often reflects themes of love, social issues, and personal introspection. They initially formed in 1957 as a rock and roll duo called Tom and Jerry before reuniting in the mid-1960s to create their iconic sound. Their influence continues to resonate in contemporary music.