Celebrities, cultural icons and a few surprise guests paid tribute to honorees at the annual Kennedy Center Honors celebration in Washington, D.C.

At Sunday’s Kennedy Center Honors, George Lucas, Martin Scorsese and Robert De Niro each appeared on stage to give special tributes to Francis Ford Coppola, while Al Pacino called him a trailblazer willing to break the first rule of Hollywood: Never put your own money in your movie projects.