orologio en CB01 OFFICIAL. In this Tribeca Film Festival selection, filmmaker Bruce Broder trains his camera on a crop of talented young jazz musicians as they play their way through the Essentially Ellington high school jazz band competition. Sponsored by the Jazz at Lincoln Center program, the prestigious contest gives the kids the chance to rub shoulders with legendary trumpeter Wynton Marsalis -- and put their budding improvisational skills to the test.