<P> The term America's Team" is a nickname that refers to the National Football League (NFL)'s Dallas Cowboys . The nickname originated with the team's 1978 highlight film, where the narrator (John Facenda) opens with the following introduction: </P> <P> They appear on television so often that their faces are as familiar to the public as presidents and movie stars . They are the Dallas Cowboys, "America's Team ." </P>

When did the cowboys become america's team