Except Wall Street and Boiler Room? Anything on that tier? I looked at the "business movies" link at the bottom of Wall Street's page, but found nothing. Was the TV show Arrested Development named in reference to the early 90s hip hop group, or was "arrested development" simply a common phrase used in other contexts, predating either one?
Larry Elgart - Wikipedia
He becomes an anti-hero from Volume The Whisperer War and onward. He is also the titular main protagonist of his backstory, Here's Negan. Negan is the totalitarian and magisterial leader of The Saviors, a hostile group of outbreak survivors that are pitted against Rick Grimes' group. Although other villains exist throughout the series, Negan has been the biggest and most dangerous threat that Rick and his group have ever faced, even more so than both The Governor and Alpha.
With his brother Les, he recorded " Bandstand Boogie ", the theme to the long-running dance show American Bandstand. Their ensemble was not successful, and after a few years, they scuttled the band and sold the arrangements they had commissioned to Tommy Dorsey. Released on 10" vinyl, these recordings became collectors' items for fans of avant-garde jazz, but they were not commercially successful.