Together, Paul Simon and Art Garfunkel formed one of the most popular and critically acclaimed duos in rock history, producing classic songs like "Mrs. Robinson" and "Bridge Over Troubled Water." But from the time they met as children, they were also competing with each other — for credit, for attention, and even for money. As the years went on, and they continued to reunite and then swiftly fall apart, their initial gripes never seemed to go away. Paul thought Artie never worked hard enough, and Artie thought Paul had a "Napoleon complex." In the end, their gentle music masked a lot of interpersonal aggression.