Sid Mark is the nation's leading authority when it comes to the music of Frank Sinatra. Sid's programs have led to the national syndication of "The Sounds of Sinatra," now heard on more than 100 radio stations from coast to coast. Sid Mark's Sinatra programs are special because he offers more than just Frank's remarkable music. Sid adds fascinating insights into Sinatra's career, with personal anecdotes and stories behind the music. Frank Sinatra's music is timeless. And Sid mark makes every program a show to remember.