Lang Lang plays Beethoven’s Sonata No.23 “Appassionata” Op. 57 No. 23 1st Movement. Keyboards / Music 480P_HD Feb 18, 2010 Lang Lang plays Beethoven’s Sonata “Appassionata” Op. 57 No. 23 1st Movement. Add to favorites Tweet By Editor / May 19th, 2015 /