In this September 2011 photo provided by the Metropolitan Opera, Keith Miller plays Lord Rochefort in Donizetti's "Anna Bolena," at the Metropolitan Opera in New York. The former University of ... more 

In this September 2011 photo provided by the Metropolitan Opera, Keith Miller plays Lord Rochefort in Donizetti's "Anna Bolena," at the Metropolitan Opera in New York. The former University of Colorado fullback has reinvented himself, going from the gridiron to the stage and will appear in Verdi's "Un Ballo in Maschera," at the Metropolitan Opera. Performances begin Thursday, Nov. 8, 2012. (AP Photo/Metropolitan Opera, Ken Howard) less