I would change the "Moonlight" Sonata to the "Somnambulant" Sonata.
I would change Schubert Symphony No. 9 ("Great") to Schubert Symphony No. 9 ("Interminable")
I would change the Mozart "Jupiter" Symphony to "Great Fugue".
In keeping with modern performance practice, I would change Beethoven's "Pastoral" Symphony to "Quick Walk in the Park".
I would change Ives "Concord" Sonata to Ives "Kaleidoscope" Sonata.
Since Haydn has musical surprises throughout his symphonies, I would simply remove the unnecessary name, "Surprise" from his Symphony No. 94.
I would change Schubert Symphony No. 9 ("Great") to Schubert Symphony No. 9 ("Interminable")
I would change the Mozart "Jupiter" Symphony to "Great Fugue".
In keeping with modern performance practice, I would change Beethoven's "Pastoral" Symphony to "Quick Walk in the Park".
I would change Ives "Concord" Sonata to Ives "Kaleidoscope" Sonata.
Since Haydn has musical surprises throughout his symphonies, I would simply remove the unnecessary name, "Surprise" from his Symphony No. 94.