Jason Fraley interviews keyboardist Joel Cummins as Umphrey’s McGee rocks the Hollywood Casino at Charles Town Races in West Virginia on Jan. 18. He discusses forming the band at the University of Notre Dame where their band manager appeared in the movie “Rudy” before getting their band name from a tipsy Rodney Dangerfield and even recording music for ESPN’s “Around the Horn.” (Theme Music: Scott Buckley’s “Clarion”)