Listen to Beethoven: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor" - 1. Allegro (Live) online. Beethoven: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor" - 1. Allegro (Live) is an Unknown language song and is sung by Krystian Zimerman, Wiener Philharmoniker and Leonard Bernstein. Beethoven: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor" - 1. Allegro (Live), from the album Orchestral Beethoven, was released in the year 2020. The duration of the song is 20:43. Download Unknown songs online from JioSaavn.