To add a video for Sigismund Thalberg / Fantasia and Variations for piano on Mozarts Serenade and Minuet from Don Giovanni, Op. 42, just enter the video‘s YouTube link:
example) https://www.youtube.com/watch?v=XXXXXXXXXXX
Search YouTube for Sigismund Thalberg / Fantasia and Variations for piano on Mozarts Serenade and Minuet from Don Giovanni, Op. 42